What are scatter symbols in slot games?

Scatter symbols in slot games are particular symbols that can appear anywhere on the slot’s reels to trigger various bonuses or features. Unlike regular symbols that typically need to align on specific paylines, scatters can activate bonuses regardless of their position.

How do scatter symbols trigger bonuses?

Scatter symbols trigger bonuses by landing a specified number on the reels during a single spin. The exact number required varies between games, and once triggered, bonuses can include free spins, multipliers, bonus rounds, or other special features outlined in the game’s paytable.

Can scatter symbols also offer payouts?

Yes, scatter symbols often offer payouts in addition to triggering bonuses. These payouts can vary based on the number of scatters landed and are usually higher than payouts for regular symbols. The value of scatter payouts is typically detailed in the game’s paytable.

Do all slot games include scatter symbols?

Not all slot games include scatter symbols. The presence of scatter symbols depends on the game’s design and theme. Players can check the game’s description or paytable to see if scatter symbols are featured and what bonuses they can activate.

Are scatter symbols essential for winning big in slot games?

Scatter symbols can significantly enhance the potential for big wins in slot games by triggering lucrative bonuses and payouts. While not essential for every win, the bonuses unlocked by scatter symbols often provide opportunities for higher payouts and extended gameplay excitement.

Scatter Symbols

Slots with Scatter Symbols Explained

Welcome to CasinoLandia's definitive guide to slots with scatter symbols! Dive into the dynamic world of scatter symbols, where we explore how these special icons can transform your gaming experience. Scatter symbols aren't just symbols—they're gateways to thrilling bonus features like free spins, multiplier effects, and immersive bonus rounds. F…rom deciphering scatter symbol mechanics to strategic tips on selecting the right games, CasinoLandia is your go-to resource for understanding and thereby using the full potential of scatter symbols in slot gaming. Let’s begin!

Other Symbols in Slots

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.

Overview of Scatter Symbols in Slots

Hearts go Wild Scatter Symbol

Scatter symbols in slot games play a vital role in enhancing the overall excitement of the gameplay and potential rewards for bettors. Unlike standard symbols that must align on specific paylines, scatters simply need to appear anywhere on the reels to unlock special features such as free spins or bonus rounds. These symbols are often adorned with thematic graphics that complement the slot's overall design and theme, adding visual appeal and immersion to the gameplay experience.

Big Win x25 Scatter Symbol

One of the standout features of scatter symbols is their ability to trigger bonuses regardless of their position on the reels, making them highly sought after by players aiming for bigger wins. In many cases, scatters also boast the highest payouts among all symbols in a game, further incentivizing players to keep an eye out for them during spins. This dual function of unlocking bonuses and offering substantial payouts distinguishes scatter symbols as not just integral components of slot mechanics, but also as key elements that heighten both the thrill and potential profitability of slot gaming sessions.

How Scatter Symbols Work

Scatter symbols in slot games operate as pivotal elements that players eagerly anticipate landing on the reels. These symbols often hold the highest value among regular symbols in a game, making them prime targets for big wins. They can appear anywhere on the reels, typically restricted to one per reel in most scenarios. In some games, scatters may also act as wild symbols, potentially appearing alongside another scatter but with enhanced value, further enriching the gameplay experience.

Football Mayhem Scatter Symbol

The number of scatter symbols required to trigger special features varies depending on the slot's design, whether it's a traditional 5×3 video slot or a more complex grid slot. This requirement is clearly detailed in the game's paytable. Once the necessary number of scatters lands on a single spin, players are rewarded with the activation of specific features, which commonly include free spins but can also extend to engaging bonus games tailored to the slot's theme.

Each slot game incorporates scatter features uniquely, tailoring them to fit the game's mechanics and theme. While many scatters serve primarily to unlock bonuses, simpler slot games may also utilize them to contribute to winning combinations directly. This variability ensures that scatter symbols not only enhance gameplay variety but also cater to different player preferences and levels of engagement across various slot experiences.

How to Choose a Slot with Scatter Symbols?

When selecting a slot game, particularly if you're keen on enjoying scatter symbols and their associated bonuses, it's important to consider a few key factors. While scatter symbols are prevalent in many modern 5-reel slot machines, they may not be as commonly found in traditional 3-reel slots. However, scatter symbols can be encountered across a wide array of slot types, including those with progressive jackpots, 7-reel variants, and games featuring intricate bonus rounds.

To identify whether a slot includes scatter symbols and to understand their potential benefits, players can easily access the game's Paytable directly from the gaming interface. By clicking on the Paytable icon, a comprehensive overview of the slot's symbols, including scatter, wild, and bonus icons, as well as their respective functionalities and payout structures, is revealed. Reviewing the Paytable before playing allows players to grasp the game's mechanics fully, including how scatter symbols contribute to potential winnings and trigger bonus features.

While not all slot games incorporate scatter symbols and their accompanying features, every game provides a Paytable where such crucial details are readily available. This accessibility ensures that players can make informed choices based on their preferences for specific game elements, ensuring an enjoyable and rewarding gaming experience.

Money Train 4

Yordan Gyuzelski | Web Content Writer

Updated: Jan 31, 2024

Game Summary

“Money Train 4” by Relax Gaming is a high-octane slot adventure that transports players to the lawless Wild West, where rewards are as explosive as the gameplay. With an impressive RTP of 96.1% and a maximum win potential of $900,000, it's a game that combines fairness with the thrill of massive payouts. The versatile betting range accommodates all types of players, while the captivating features, including the Money Cart Bonus Round, deliver excitement with every spin. Developed by Relax Gaming, a leader in the industry, “Money Train 4” is not only mobile-friendly but also a testament to the provider's commitment to creating top-tier gaming experiences. Whether you're a newcomer or a seasoned gambler, this slot invites you to embrace the Wild West's lawless spirit and embark on a high-stakes adventure that promises both adrenaline and substantial rewards.

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!	Relax Gaming
Date Launched: Date LaunchedThe date when this slot game was launched.	20/09/2023
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!	Cowboy, Money, Wild West
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, Sticky

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!	96.1%
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.	6
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!
Slot Layout: Slot LayoutThe layout of the slot is the way the slot is built, based on the number of rows, reels and paylines.	6 x 6

RTP%

96.1

Volatility

High

Layout

6×6

Max Win

$90000000

Money Train 4

Gold

143 plays

20/09/2023

Relax Gaming

Game Review

Cygnus 4

Yordan Gyuzelski | Web Content Writer

Updated: Jan 29, 2024

Game Summary

Cygnus 4, a mystical creation by ELK Studios, is a standout in the world of online slots. Boasting a 94% Return to Player (RTP), the game strikes a commendable balance between fairness and the excitement of high volatility. The potential for a maximum win of x50000 the initial bet adds an alluring dimension, enticing players into a captivating quest for substantial rewards. The flexible betting range, accommodating both casual players and high rollers, enhances the game's accessibility. ELK Studios' expertise shines through in the meticulous design, captivating paytable, and innovative features like the bonus buy option, transforming Cygnus 4 into a narrative-rich experience. The inclusion of mythical symbols and the seamless mobile-friendly nature further elevate the game, making it a compelling choice for players seeking an immersive and magical journey.

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!	ELK Studios
Date Launched: Date LaunchedThe date when this slot game was launched.	02/01/2024
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!	Ancient Civilizations, Coins, Space
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, Scatters, Sticky, 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%
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.	4
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!	4096
Slot Layout: Slot LayoutThe layout of the slot is the way the slot is built, based on the number of rows, reels and paylines.	6 x 4

RTP%

Volatility

High

Layout

6×4

Max Win

$500000000

Cygnus 4

Gold

283 plays

02/01/2024

ELK Studios

Game Review

Fear the Dark

Mladen Gyuzelski | Content Creator

Updated: Feb 12, 2024

Game Summary

Fear the Dark by Hacksaw Gaming is a slot game that offers an immersive and thrilling experience for players. With its haunting theme, atmospheric visuals, and captivating gameplay features, Fear the Dark keeps players on the edge of their seats. The medium volatility ensures a balance between smaller wins and the potential for larger payouts, providing an exciting and engaging gameplay dynamic. The 94.33% RTP may be slightly lower than the industry average, but the game compensates for it with its immersive theme and suspenseful gameplay. From the innovative features like symbol swap and avalanche to the chance to trigger free spins and unlock bonus rounds, Fear the Dark offers a dark and mysterious journey that will captivate players who seek an exhilarating and rewarding slot adventure.

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.	13/04/2023
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!	Ghost, Horror, 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.	Multipliers, Scatters, Symbol Swap

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!	94.33%
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.	6
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!
Slot Layout: Slot LayoutThe layout of the slot is the way the slot is built, based on the number of rows, reels and paylines.	6 x 6

RTP%

94.33

Volatility

Medium

Layout

6×6

Max Win

$500000

Fear the Dark

No star

39 plays

13/04/2023

Hacksaw Gaming

Game Review

Stormforged

Mladen Gyuzelski | Content Creator

Updated: May 31, 2024

Game Summary

Stormforged by Hacksaw Gaming is an impressive online slot game that delivers a captivating gaming experience inspired by Norse mythology. The game features high volatility, making it ideal for players who enjoy high-risk, high-reward scenarios. With an RTP of 96.24%, it offers a fair return rate, ensuring balanced gameplay. The maximum win of 10,000 times the stake adds to its allure, providing substantial payout potential. The betting range from $0.10 to $100 accommodates a wide variety of players. Key features include free spins, wild symbols, and multipliers, all designed to enhance the gameplay and increase winning chances. Additionally, the game’s mobile optimization allows for seamless play across different devices. Stormforged’s combination of striking visuals, engaging features, and rewarding potential makes it a standout slot game. Whether playing on desktop or mobile, players can expect a high-quality and immersive gaming experience that keeps them coming back for more.

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.	17/03/2023
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!	Animals, Vikings, Wolf
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.	Expanding, Multipliers, Scatters, Stacked, Sticky, Walking, 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!	94.28%
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.	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!	14
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%

94.28

Volatility

High

Layout

5×4

Max Win

$1250000

Stormforged

Gold

82 plays

17/03/2023

Hacksaw Gaming

Game Review

Cygnus 3

Mladen Gyuzelski | Content Creator

Updated: Jul 09, 2023

Game Summary

Cygnus 3 is a visually stunning slot game that immerses players in a cosmic adventure like no other. With its mesmerizing graphics, celestial symbols, and immersive sound effects, the game creates a captivating atmosphere that keeps players engaged throughout their gaming session. The medium-high volatility adds an element of excitement, offering a balance between frequent wins and the potential for bigger payouts. The innovative features, such as the Avalanche mechanic and Changing Reels, keep the gameplay dynamic and engaging. The bonus round and the opportunity to spin the Fortune Wheel provide additional thrills and the chance to score impressive rewards. The mobile compatibility ensures that players can enjoy Cygnus 3 anytime and anywhere on their preferred devices. With its cosmic theme, impressive visuals, and rewarding gameplay, Cygnus 3 is a top choice for slot enthusiasts looking for an out-of-this-world 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!	ELK Studios
Date Launched: Date LaunchedThe date when this slot game was launched.	04/07/2023
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!	Ancient Civilizations, Coins, Space
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, Scatters, Sticky, 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%
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.	4
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!	4096
Slot Layout: Slot LayoutThe layout of the slot is the way the slot is built, based on the number of rows, reels and paylines.	6 x 4

RTP%

Volatility

Medium High

Layout

6×4

Max Win

$1000000

Cygnus 3

Gold

175 plays

04/07/2023

ELK Studios

Game Review

5/ 5 (100%)

Slots with Scatter Symbols Explained

Table of Contents for Slots by Symbols

Slot Games Featuring Scatter Symbols

Overview of Scatter Symbols in Slots

How Scatter Symbols Work

How to Choose a Slot with Scatter Symbols?

Exploring Bonus Opportunities with Scatter Symbols

The Top 5 Most Popular Slots with Scatter Symbols Explained

Game Summary

Game Summary

Game Summary

Game Summary

Game Summary

How to Play Slots with Scatter Symbols

Choose Your Game

Understand Scatter Symbol Mechanics

Review the Paytable

Set Your Bet

Spin the Reels

Enjoy the Bonuses

Tips and Tricks for Playing Slots with Scatter Symbols

Choose Games with High Scatter Symbol Payouts

Understand Scatter Symbol Activation Rules

Review the Paytable for Scatter Details

Utilize Free Play or Demo Modes

Manage Your Bankroll Wisely

Maximize Bet for Scatter-Related Bonuses

Stay Patient and Play Strategically

Explore Games with Interactive Scatter Features

Take Advantage of Promotions and Bonuses

Frequently Asked Questions (FAQs)

What are scatter symbols in slot games?

How do scatter symbols trigger bonuses?

Can scatter symbols also offer payouts?

Do all slot games include scatter symbols?

Are scatter symbols essential for winning big in slot games?