What are substitution symbols in slots?

Substitution symbols, also known as wild symbols, are special icons in slot games that can substitute for other symbols (except certain bonus symbols) to help form winning combinations. They enhance gameplay by truly increasing the chances of landing winning spins.

How do substitution symbols work?

Substitution symbols work by appearing on the reels and replacing other slot symbols to create winning combinations. Depending on the game, they may come with additional features such as expanding to cover multiple positions, remaining sticky for multiple spins, or triggering multiplier effects to boost winnings.

Are there different types of substitution symbols?

Yes, there are several types of substitution symbols commonly found in slots. These include regular substitution symbols, expanding symbols that cover multiple reels, sticky symbols that remain in place for subsequent spins, multiplier symbols that increase winnings, and more. Each type offers unique gameplay advantages.

Do substitution symbols increase my chances of winning?

Yes, substitution symbols can significantly increase your chances of winning in slot games. By substituting for other symbols, they help complete winning combinations that may not have been possible otherwise. Their presence often enhances the overall excitement and potential payouts of the game.

Can substitution symbols trigger bonus features?

Yes, many slot games use substitution symbols to trigger bonus rounds or special features. For example, some games may require a certain number of substitution symbols to unlock free spins, bonus games, or other rewarding features. Players should consult the game’s rules or paytable to understand how substitution symbols interact with bonus features.

Substitution Symbols

Scatter Symbol in Cash Streak Slot by Endorphina

Slots with Bonus Symbols

Slots with Bonus Symbols feature special icons that trigger bonus rounds or additional gameplay features when they appear on the reels. These symbols often lead to mini-games, free spins, or other exciting rewards that enhance the overall gaming experience and provide opportunities for bigger wins.

Slots with Colossal Symbols

Slots with Colossal Symbols include large icons that cover multiple reel positions, typically 2×2 or 3×3 blocks. These oversized symbols can significantly boost the chances of landing winning combinations, leading to substantial payouts and adding an extra layer of excitement to the gameplay.

Slots with Expanding Symbols

Slots with Expanding Symbols contain special symbols that expand to cover an entire reel when they land. This feature increases the potential for creating multiple winning combinations in a single spin, making the game more thrilling and rewarding for players.

Multiplier Symbol in Cash Streak Slot by Endorphina

Slots with Multipliers

Slots with Multipliers feature symbols that multiply the winnings by a certain factor, such as 2x, 3x, or even higher. These symbols can appear during base gameplay or in bonus rounds, greatly enhancing the payout potential and adding an extra dimension of excitement to the game.

Slots with Mystery Symbols

Slots with Mystery Symbols include special icons that transform into other symbols when they land on the reels. This transformation can lead to unexpected and lucrative winning combinations, keeping players engaged and adding an element of surprise to each spin.

Slots with Re-Spins

Slots with Re-Spins offer symbols that trigger a re-spin of one or more reels, often after a winning combination or a special event. Re-spins provide additional opportunities to win without requiring another wager, making the gameplay more dynamic and rewarding.

Slots with Scatter Symbols

Slots with Scatter Symbols feature icons that can trigger free spins, bonus rounds, or other special features, regardless of their position on the reels. Scatters often lead to significant rewards and are a favorite among players for their ability to unlock extra gameplay opportunities.

Slots with Stacked Symbols

Slots with Stacked Symbols include symbols that appear in groups, or stacks, covering multiple positions on a reel. These stacked symbols can increase the chances of forming winning combinations across multiple paylines, leading to higher payouts and more frequent wins.

Slots with Sticky Symbols

Slots with Sticky Symbols have icons that remain in place for one or more spins after they land, increasing the potential for creating winning combinations. This feature is often activated during bonus rounds or free spins, enhancing the excitement and reward potential.

Slots with Substitution Symbols

Slots with Substitution Symbols feature icons that can replace other symbols on the reels, similar to wilds, to help form winning combinations. These symbols add flexibility and increase the chances of hitting a win, making the gameplay more engaging and rewarding.

Slots with Symbol Swap

Slots with Symbol Swap involve special features where certain symbols can swap places with others to create better winning combinations. This mechanic adds a strategic element to the game, allowing for more dynamic and potentially lucrative outcomes.

Slots with Symbols Collection

Slots with Symbols Collection feature mechanics where players collect specific symbols over time to trigger bonus rounds, unlock special features, or achieve other rewards. This feature adds an element of progression and long-term engagement to the gameplay.

Slots with Walking Symbols

Slots with Walking Symbols include icons that move across the reels with each spin, often triggering re-spins or other special features as they move. This dynamic feature adds excitement and anticipation to the gameplay, as players watch the symbols progress and potentially create winning combinations.

Slots with Wilds

Slots with Wilds feature symbols that can substitute for other symbols to help form winning combinations. Wild symbols are a staple in many slot games, enhancing the chances of winning and often coming with additional features like multipliers or expanding properties to boost the payout potential.

Slots: 942

Top Ranked

Trending Release Date Most Liked Most Played Highest RTP

Play for free Play for real

RTP%

96.37

Volatility

Medium

Layout

5×3

Max Win

Shining Crown

Gold

49 plays

23/07/2014

Amusnet

Play for free Play for real

RTP%

95.08

Volatility

Medium

Layout

5×3

Max Win

Yukon Fever

No star

28 plays

26/03/2024

Mascot Gaming

Play for free Play for real

RTP%

96.54

Volatility

High

Layout

5×3

Max Win

$500000

Gummy Bears

Gold

27 plays

17/11/2022

Felix Gaming

Play for free Play for real

RTP%

95.5

Volatility

High

Layout

5×3

Max Win

$149998

King of Gods

No star

24 plays

22/08/2016

Skywind Group

Play for free Play for real

RTP%

92.06

Volatility

Low

Layout

5×3

Max Win

$50000

Big Max Upgrade

No star

18 plays

20/03/2024

Swintt

Play for free Play for real

RTP%

Volatility

Medium High

Layout

5×4

Max Win

$500000

Fruits Royale 100

Gold

18 plays

08/11/2023

Fugaso

Play for free Play for real

RTP%

95.93

Volatility

Medium

Layout

5×4

Max Win

$3000000

40 Burning Hot

No star

15 plays

05/10/2017

Amusnet

Play for free Play for real

RTP%

94.46

Volatility

Medium

Layout

5×3

Max Win

$37500

Panda Party

No star

14 plays

16/07/2015

Rival Gaming

Play for free Play for real

RTP%

95.93

Volatility

Medium

Layout

5×4

Max Win

$3000000

40 Burning Hot

No star

13 plays

05/10/2017

EGT

Play for free Play for real

RTP%

94.82

Volatility

Medium

Layout

5×3

Max Win

$3750000

Plushie Frenzy

No star

13 plays

30/07/2018

PG Soft

Play for free Play for real

RTP%

95.75

Volatility

Medium

Layout

3×3

Max Win

$128700

Hip Hop Panda

No star

11 plays

05/01/2019

PG Soft

Play for free Play for real

RTP%

96.44

Volatility

Medium

Layout

5×3

Max Win

Winning Clover 5 Extreme

No star

9 plays

17/10/2023

Fazi

Play for free Play for real

RTP%

96.2

Volatility

Medium High

Layout

6×4

Max Win

$246185

Festival 10K Ways

No star

9 plays

16/03/2023

Reel Play, Yggdrasil Gaming

New

Play for free Play for real

RTP%

96.53

Volatility

High

Layout

6×5

Max Win

Gem Elevator

No star

7 plays

29/08/2024

Pragmatic Play

Play for free Play for real

RTP%

Volatility

High

Layout

5×3

Max Win

$84000

Clover Craze

No star

7 plays

04/01/2024

Red Tiger

Age of The Gods™ Prince of Olympus by Playtech

Play for free Play for real

RTP%

94.82

Volatility

High

Layout

5×3

Max Win

$2000000

Age of The Gods™ Prince of Olympus

No star

7 plays

11/02/2017

Playtech

Play for free Play for real

RTP%

95.45

Volatility

Medium

Layout

5×3

Max Win

$75700

Leprechaun Song

No star

7 plays

07/08/2018

Pragmatic Play

Play for free Play for real

RTP%

94.51

Volatility

High

Layout

7×7

Max Win

$457000

Reactoonz

No star

7 plays

24/10/2017

Play'n GO

New

Play for free Play for real

RTP%

Volatility

Medium High

Layout

6×4

Max Win

Lions GigaBlox

No star

6 plays

01/08/2024

Reel Play

Age of the Gods King of Olympus by Playtech

Play for free Play for real

RTP%

95.98

Volatility

High

Layout

5×3

Max Win

Age of the Gods King of Olympus

No star

6 plays

16/06/2016

Playtech

Luck O’ The Irish Cash Strike by Blueprint Gaming

New

Play for free Play for real

RTP%

Volatility

Medium

Layout

3×3

Max Win

Luck O’ The Irish Cash Strike

No star

5 plays

18/07/2024

Blueprint Gaming

Play for free Play for real

RTP%

95.03

Volatility

High

Layout

5×3

Max Win

$250000

Gunpowder

No star

5 plays

17/01/2023

Arcadem

Play for free Play for real

RTP%

Volatility

High

Layout

5×3

Max Win

$480000

Old Master Q

No star

5 plays

27/10/2016

Skywind Group

Play for free Play for real

RTP%

94.73

Volatility

High

Layout

5×3

Max Win

$160000

Queen of the Vikings

No star

5 plays

21/10/2016

Skywind Group

Play for free Play for real

RTP%

96.13

Volatility

High

Layout

5×4

Max Win

Selfie Elfie

Gold

5 plays

27/11/2018

Playtech

Play for free Play for real

RTP%

97.03

Volatility

High

Layout

5×3

Max Win

$1000000

Nian Nian You Yu

No star

5 plays

03/05/2016

Playtech

Play for free Play for real

RTP%

96.03

Volatility

Medium

Layout

5×3

Max Win

$300000

Emperor's Favour

No star

5 plays

10/03/2019

PG Soft

Play for free Play for real

RTP%

96.82

Volatility

High

Layout

6×7

Max Win

$800000

Extra Chilli

No star

5 plays

04/04/2018

Big Time Gaming, Relax Gaming

Play for free Play for real

RTP%

95.71

Volatility

Medium

Layout

3×3

Max Win

$54000

Symbols of Egypt

No star

5 plays

26/02/2019

PG Soft

Play for free Play for real

RTP%

95.88

Volatility

Medium

Layout

5×3

Max Win

$3000000

20 Burning Hot

No star

4 plays

15/08/2017

Amusnet

30/ 942 (3%)

How Substitution Symbols Work

Substitution symbols represent a ubiquitous feature across slot machines, ranging from classic fruit-themed games to modern video slots, where they play an integral role in enhancing gameplay dynamics. These symbols are foundational to slot design, offering a variety of functionalities that can significantly boost winning potential. Among their capabilities are the ability to trigger multiplier increases, expand to cover multiple reel positions, remain sticky for subsequent spins, push other symbols aside to create winning combinations, or even burst into additional symbols for added chances to win.

Developers continuously innovate with substitution symbols, introducing new variations and mechanics to keep the gaming experience fresh and engaging. In online slots, these symbols often activate when specific conditions are met, such as the appearance of clusters of identical symbols on the reels. Once triggered, substitution symbols typically occupy stacked positions on the slot reels, increasing the possibility of forming winning combinations with each spin. The randomness of their appearance adds unpredictability and true excitement to the gameplay, as bettors anticipate their potential to transform a spin into a lucrative payout.

However, there are instances where substitution symbols may not activate, such as when free spin icons are present or when reels are nudged into new positions. Despite their advantages, games featuring substitution symbols are not universally common in the online slot landscape, making them a sought-after feature among players looking for enhanced gameplay mechanics and increased opportunities to win.

Encountering a slot game that incorporates substitution symbols can thus provide players with a unique and dynamic gaming experience. By understanding how these symbols function and their potential to impact gameplay, players can maximize their enjoyment and potentially capitalize on the additional winning opportunities they bring to the reels.

Enhancing Wins: The Role of Substitution Symbols in Free Spin Rounds

During free spins in slot games, the mechanics involving substitution symbols add an extra layer of excitement and potential winnings. Initially, two random substitution symbols appear on the reels, setting the stage for enhanced gameplay dynamics. As the free spins progress, these initial substitution symbols interact with existing symbols, potentially forming new winning combinations or triggering special features.

In many slots, additional substitution symbols continue to be added to the reels during the respin phase, ranging from 2 to 6 symbols depending on the game's mechanics. These symbols can transform into any chosen symbol if they contribute to a winning combination, thereby boosting the total winnings accumulated during the free spins round. Once their purpose is fulfilled, substitution symbols typically revert to their original state or are removed from the reels before the next spin, ensuring that the gameplay remains dynamic and filled with possibilities.

Between spins, the presence of at least two substitution symbols ensures that each spin retains the potential for exciting outcomes, making free spins rounds particularly thrilling for players seeking both entertainment and lucrative rewards. This integration of substitution symbols during free spins not only enhances the overall online gambling experience but also provides players with strategic opportunities to maximize their winnings through strategic symbol placements and combinations.

King of Gods

CasinoLandia | The Oracle

Updated: Jan 02, 2024

Game Summary

King of Gods by Skywind Group is a captivating dive into the realms of Greek mythology, inviting players to immerse themselves in the majestic world of Olympus. Launched in 2016, this slot enchants with its 5×3 layout, nine betways, and a thematic tapestry woven with symbols like Zeus, Pegasus, and elements resonating with ancient Greece. Boasting a 95.5% RTP coupled with high volatility and a hit frequency of 28.89, the game promises occasional yet potentially substantial wins. With a maximum win capped at x555.55, players can aim for mythical rewards within this immersive experience. Its engaging features, including both-way pays, substitution symbols, and free spins triggered by scatters, weave an engaging narrative where players can explore the divine realm while reveling in the captivating visuals and seamless mobile compatibility. King of Gods encapsulates the essence of Greek mythology, offering an enticing blend of thematic richness and thrilling gameplay within the celestial realms of ancient gods.

Quick Facts

Provider: ProviderThe Slot Provider is none other than the company who developed the slot. Simply click on the name of the provider to find our more about it!	Skywind Group
Date Launched: Date LaunchedThe date when this slot game was launched.	22/08/2016
Theme: ThemeTheme is the general genre that the the slot could be classified as. One of the elements that makes slot games appealing, A nicely planned popular theme can potentially skyrocket the popularity of an online slot!	Gods, Greek Mythology, King, Legends, Mount Olympus, Mythical, Olympus, Zeus
Jackpot: JackpotA stand-alone or multi-leveled progressive prize pool that a player can win at a given time, simply by spinning the reels.
Special Symbols: Special SymbolsThe special symbols of a slot are part of its mechanic. Elements such as Wilds, Scatters and regular paying symbols come together to form winning combinations.	Scatters, Substitution Symbols, Wilds

Slot Information

Return to Player (RTP): Return to Player (RTP)The Return to Player is a statistic that aims to show the player's edge over the casino – the higher this number is the better! We review all slots based on this RTP value so click on the percentage on the right to find our more slots with a similar RTP!	95.5%
Volatility/Variance: Volatility/VarianceVolatility or Variance is meant to describe the winning potential of a slot game: a high volatility will have you win big but no so often, while a low volatility will let you win frequently, but less.	High
Progressive Slot: Progressive SlotA progressive slot is a slot that keep on growing its total possible winning pool; usually linked by a network of slots. It is also known as a jackpot.
Slot Type: Slot TypeSlots can be categorized as classic, 3D, video slots, etc. Click on the type of slot on the right to see similar types of slots!	Video Slot
Rows: RowsPart of the design of the slot, the rows are the horizontal lines that trigger special features when certain paying symbols fall in place.	3
Reels: ReelsReels are the vertical lines that are build in the slots architecture; together with the rows they help trigger special winning combinations.	5
Paylines: PaylinesPaylines, or betting lines, are the pre-determined links of symbols across the rows and reels of a slot. A slot can have anywhere from just 1 payline or up to thousands paylines!	9
Slot Layout: Slot LayoutThe layout of the slot is the way the slot is built, based on the number of rows, reels and paylines.	5 x 3

RTP%

95.5

Volatility

High

Layout

5×3

Max Win

$149998

King of Gods

No star

24 plays

22/08/2016

Skywind Group

Game Review

Golden Mine

Yordan Gyuzelski | Web Content Writer

Updated: Aug 29, 2024

Game Summary

“Golden Mine” is a well-crafted slot that combines simplicity with enough features to keep players engaged. The game's low volatility makes it ideal for players looking for consistent, smaller payouts, while the 95% RTP ensures a fair return on bets over time. The inclusion of Free Spins, a Bonus Game, and other features like Wilds and Scatters provides additional layers of fun and potential rewards. The game is also highly accessible, playable on a wide range of devices, including mobile, desktop, and tablets, with support for multiple languages, making it a truly global offering. While the max win of 525x might not appeal to high-rollers seeking life-changing jackpots, it strikes a good balance for those who prefer a more relaxed and steady gaming experience.

Quick Facts

Provider: ProviderThe Slot Provider is none other than the company who developed the slot. Simply click on the name of the provider to find our more about it!	Mancala Gaming
Date Launched: Date LaunchedThe date when this slot game was launched.	13/08/2024
Theme: ThemeTheme is the general genre that the the slot could be classified as. One of the elements that makes slot games appealing, A nicely planned popular theme can potentially skyrocket the popularity of an online slot!	Coins, Football, Gems, Gold, Goldmine, Mining
Jackpot: JackpotA stand-alone or multi-leveled progressive prize pool that a player can win at a given time, simply by spinning the reels.
Special Symbols: Special SymbolsThe special symbols of a slot are part of its mechanic. Elements such as Wilds, Scatters and regular paying symbols come together to form winning combinations.	Multipliers, Re-Spins, Scatters, Substitution Symbols, Wilds

Slot Information

Return to Player (RTP): Return to Player (RTP)The Return to Player is a statistic that aims to show the player's edge over the casino – the higher this number is the better! We review all slots based on this RTP value so click on the percentage on the right to find our more slots with a similar RTP!	95%
Volatility/Variance: Volatility/VarianceVolatility or Variance is meant to describe the winning potential of a slot game: a high volatility will have you win big but no so often, while a low volatility will let you win frequently, but less.	Medium
Progressive Slot: Progressive SlotA progressive slot is a slot that keep on growing its total possible winning pool; usually linked by a network of slots. It is also known as a jackpot.
Slot Type: Slot TypeSlots can be categorized as classic, 3D, video slots, etc. Click on the type of slot on the right to see similar types of slots!	Video Slot
Rows: RowsPart of the design of the slot, the rows are the horizontal lines that trigger special features when certain paying symbols fall in place.	3
Reels: ReelsReels are the vertical lines that are build in the slots architecture; together with the rows they help trigger special winning combinations.	5
Paylines: PaylinesPaylines, or betting lines, are the pre-determined links of symbols across the rows and reels of a slot. A slot can have anywhere from just 1 payline or up to thousands paylines!	20
Slot Layout: Slot LayoutThe layout of the slot is the way the slot is built, based on the number of rows, reels and paylines.	5 x 3

RTP%

Volatility

Medium

Layout

5×3

Max Win

Golden Mine

No star

4 plays

13/08/2024

Mancala Gaming

Game Review

Queen of the Vikings

CasinoLandia | The Oracle

Updated: Jul 11, 2024

Game Summary

Quick Facts

Provider: ProviderThe Slot Provider is none other than the company who developed the slot. Simply click on the name of the provider to find our more about it!	Skywind Group
Date Launched: Date LaunchedThe date when this slot game was launched.	21/10/2016
Theme: ThemeTheme is the general genre that the the slot could be classified as. One of the elements that makes slot games appealing, A nicely planned popular theme can potentially skyrocket the popularity of an online slot!	King, Queen, Ships, Vikings
Jackpot: JackpotA stand-alone or multi-leveled progressive prize pool that a player can win at a given time, simply by spinning the reels.
Special Symbols: Special SymbolsThe special symbols of a slot are part of its mechanic. Elements such as Wilds, Scatters and regular paying symbols come together to form winning combinations.	Card, Multipliers, Scatters, Substitution Symbols, Wilds

Slot Information

Return to Player (RTP): Return to Player (RTP)The Return to Player is a statistic that aims to show the player's edge over the casino – the higher this number is the better! We review all slots based on this RTP value so click on the percentage on the right to find our more slots with a similar RTP!	94.73%
Volatility/Variance: Volatility/VarianceVolatility or Variance is meant to describe the winning potential of a slot game: a high volatility will have you win big but no so often, while a low volatility will let you win frequently, but less.	High
Progressive Slot: Progressive SlotA progressive slot is a slot that keep on growing its total possible winning pool; usually linked by a network of slots. It is also known as a jackpot.
Slot Type: Slot TypeSlots can be categorized as classic, 3D, video slots, etc. Click on the type of slot on the right to see similar types of slots!	Video Slot
Rows: RowsPart of the design of the slot, the rows are the horizontal lines that trigger special features when certain paying symbols fall in place.	3
Reels: ReelsReels are the vertical lines that are build in the slots architecture; together with the rows they help trigger special winning combinations.	5
Paylines: PaylinesPaylines, or betting lines, are the pre-determined links of symbols across the rows and reels of a slot. A slot can have anywhere from just 1 payline or up to thousands paylines!	40
Slot Layout: Slot LayoutThe layout of the slot is the way the slot is built, based on the number of rows, reels and paylines.	5 x 3

RTP%

94.73

Volatility

High

Layout

5×3

Max Win

$160000

Queen of the Vikings

No star

5 plays

21/10/2016

Skywind Group

Game Review

Armageddon Megaways

Yordan Gyuzelski | Web Content Writer

Updated: Jul 26, 2024

Game Summary

Armageddon Megaways stands out in the crowded slot market with its captivating theme and robust gameplay features. The game's futuristic space setting, combined with its high-quality graphics and immersive soundtrack, sets the stage for an engaging gaming experience. The 10,000 ways to win and the cascading reels feature ensure that players have numerous chances to form winning combinations on each spin. The inclusion of the Bonus Respins feature, where players can lock in Scatter symbols and aim for significant prizes, adds a strategic element to the gameplay. Despite its mid-high volatility, the game's RTP of 96.02% offers a fair chance for players to enjoy consistent returns. In summary, Armageddon Megaways is a well-rounded slot that successfully combines thematic depth with rewarding gameplay mechanics.

Quick Facts

Provider: ProviderThe Slot Provider is none other than the company who developed the slot. Simply click on the name of the provider to find our more about it!	Reel Play
Date Launched: Date LaunchedThe date when this slot game was launched.	30/09/2024
Theme: ThemeTheme is the general genre that the the slot could be classified as. One of the elements that makes slot games appealing, A nicely planned popular theme can potentially skyrocket the popularity of an online slot!	Apocalypse, Armageddon, Demons, Monsters
Jackpot: JackpotA stand-alone or multi-leveled progressive prize pool that a player can win at a given time, simply by spinning the reels.
Special Symbols: Special SymbolsThe special symbols of a slot are part of its mechanic. Elements such as Wilds, Scatters and regular paying symbols come together to form winning combinations.	Bonus, Re-Spins, Scatters, Sticky, Substitution Symbols

Slot Information

Return to Player (RTP): Return to Player (RTP)The Return to Player is a statistic that aims to show the player's edge over the casino – the higher this number is the better! We review all slots based on this RTP value so click on the percentage on the right to find our more slots with a similar RTP!	96.08%
Volatility/Variance: Volatility/VarianceVolatility or Variance is meant to describe the winning potential of a slot game: a high volatility will have you win big but no so often, while a low volatility will let you win frequently, but less.	Medium High
Progressive Slot: Progressive SlotA progressive slot is a slot that keep on growing its total possible winning pool; usually linked by a network of slots. It is also known as a jackpot.
Slot Type: Slot TypeSlots can be categorized as classic, 3D, video slots, etc. Click on the type of slot on the right to see similar types of slots!	Video Slot
Rows: RowsPart of the design of the slot, the rows are the horizontal lines that trigger special features when certain paying symbols fall in place.	5
Reels: ReelsReels are the vertical lines that are build in the slots architecture; together with the rows they help trigger special winning combinations.	6
Paylines: PaylinesPaylines, or betting lines, are the pre-determined links of symbols across the rows and reels of a slot. A slot can have anywhere from just 1 payline or up to thousands paylines!	117649
Slot Layout: Slot LayoutThe layout of the slot is the way the slot is built, based on the number of rows, reels and paylines.	4 x 5 x 5 x 5 x 5 x 4

RTP%

96.08

Volatility

Medium High

Layout

4x5x5x5x5x4

Max Win

Armageddon Megaways

No star

2 plays

30/09/2024

Reel Play

Game Review

Octo Attack

Yordan Gyuzelski | Web Content Writer

Updated: Sep 05, 2024

Game Summary

Octo Attack by Hacksaw Gaming is a captivating slot that offers a distinct blend of humor, creativity, and thrilling gameplay. Set against a monochrome backdrop with splashes of color, the game’s design is both visually striking and engaging. The slot’s mechanics revolve around cluster pays and several unique features, such as Ink Stains and the Tenta-Grab mechanic, which add layers of excitement and unpredictability to every spin. The dual free spins rounds, Eighth Arm Is The Charm and Give Me Eight, elevate the gameplay with their persistent Ink Stains and symbol upgrades, offering solid winning potential. With its medium volatility, Octo Attack is well-balanced, making it accessible to different types of players while still providing opportunities for significant payouts. Overall, this slot is a creative and fun option for those seeking something a bit different from traditional slots.

Quick Facts

Provider: ProviderThe Slot Provider is none other than the company who developed the slot. Simply click on the name of the provider to find our more about it!	Hacksaw Gaming
Date Launched: Date LaunchedThe date when this slot game was launched.	05/09/2024
Theme: ThemeTheme is the general genre that the the slot could be classified as. One of the elements that makes slot games appealing, A nicely planned popular theme can potentially skyrocket the popularity of an online slot!	Fish
Jackpot: JackpotA stand-alone or multi-leveled progressive prize pool that a player can win at a given time, simply by spinning the reels.
Special Symbols: Special SymbolsThe special symbols of a slot are part of its mechanic. Elements such as Wilds, Scatters and regular paying symbols come together to form winning combinations.	Bonus, Multipliers, Substitution Symbols, Wilds

Slot Information

Return to Player (RTP): Return to Player (RTP)The Return to Player is a statistic that aims to show the player's edge over the casino – the higher this number is the better! We review all slots based on this RTP value so click on the percentage on the right to find our more slots with a similar RTP!	96.27%
Volatility/Variance: Volatility/VarianceVolatility or Variance is meant to describe the winning potential of a slot game: a high volatility will have you win big but no so often, while a low volatility will let you win frequently, but less.	Medium
Progressive Slot: Progressive SlotA progressive slot is a slot that keep on growing its total possible winning pool; usually linked by a network of slots. It is also known as a jackpot.
Slot Type: Slot TypeSlots can be categorized as classic, 3D, video slots, etc. Click on the type of slot on the right to see similar types of slots!	Video Slot
Rows: RowsPart of the design of the slot, the rows are the horizontal lines that trigger special features when certain paying symbols fall in place.	4
Reels: ReelsReels are the vertical lines that are build in the slots architecture; together with the rows they help trigger special winning combinations.	5
Paylines: PaylinesPaylines, or betting lines, are the pre-determined links of symbols across the rows and reels of a slot. A slot can have anywhere from just 1 payline or up to thousands paylines!
Slot Layout: Slot LayoutThe layout of the slot is the way the slot is built, based on the number of rows, reels and paylines.	5 x 4

RTP%

96.27

Volatility

Medium

Layout

5×4

Max Win

Octo Attack

Gold

3 plays

05/09/2024

Hacksaw Gaming

Game Review

5/ 5 (100%)

Type of Substitution Symbol	Description
Regular Substitution Symbols	Replace other symbols on the reels to help form winning combinations.
Expanding Substitution Symbols	Expand to cover an entire reel or multiple adjacent positions.
Sticky Substitution Symbols	Remain in place for subsequent spins or a series of spins.
Multiplier Substitution Symbols	Multiply any win they contribute to by a specified factor.
Walking/Moving Substitution Symbols	Move across the reels after each spin, potentially creating new wins.
Stacked Substitution Symbols	Appear stacked on top of each other vertically on the reels.
Random/Wildcard Substitution Symbols	Randomly substitute for any other symbol (except specific bonuses).
Cascading/Exploding Substitution Symbols	Trigger cascading effects or explode off the reels after a win.
Special Ability Substitution Symbols	Come with unique abilities like triggering bonus rounds or extra features.

Slots with Substitution Symbols Explained

Table of Contents for Slots by Symbols

Slot Games Featuring Substitution Symbols

Overview of Substitution Symbols in Slots

How Substitution Symbols Work

Enhancing Wins: The Role of Substitution Symbols in Free Spin Rounds

Types of Substitution Symbols

The Top 5 Most Popular Slots with Substitution Symbols Explained

Game Summary

Game Summary

Game Summary

Game Summary

Game Summary

How to Play Slots with Substitution Symbols

Choose a Slot Game with Substitution Symbols

Understand the Types of Substitution Symbols

Review the Paytable

Set Your Bet and Spin

Utilize Substitution Symbols Strategically

Enjoy the Enhanced Gameplay

Tips and Tricks for Playing Slots with Substitution Symbols

Choose Games with Diverse Substitution Symbols

Understand Symbol Substitution Rules

Monitor Substitution Symbols' Frequencies

Utilize Expanding Substitution Symbols Strategically

Capitalize on Sticky Substitution Symbols

Maximize Multiplier Substitution Symbols

Watch for Random/Wildcard Substitution Symbols

Trigger Cascading Wins with Special Ability Symbols

Explore Bonus Rounds and Features

Frequently Asked Questions (FAQs)

What are substitution symbols in slots?

How do substitution symbols work?

Are there different types of substitution symbols?

Do substitution symbols increase my chances of winning?

Can substitution symbols trigger bonus features?