Bison Moon: Thunder Charge

About this game

A 5-reel, 3-row video slot machine.

The aim of the game is to spin the drums so that the symbols form different combinations.

Winning combinations are highlighted on the reels and a payout is awarded.

Payment line rules

This game includes 25 paylines.

The number of paylines played is fixed.

A payline is a pattern of adjacent symbol positions that spans a line across the reels.

A win is awarded when adjacent matching symbols appear on a payline.

Payline wins are formed from left to right, starting with the first reel.

Betting rules

Each spin costs a total bet amount.

Awards Rules

The value of the prize depends on the winning combination that is formed.

Only the highest winning combination of symbols is paid out.

If multiple winning combinations appear on a single payline, only the highest win is paid.

The total prize is the sum of all payline winnings from one spin.

The payout table shows the payout for each combination of symbols according to the current bet.

During the game, there is a winnings limit of x12,500 the bet.

Once the winnings limit is reached, only the maximum amount is paid out and any remaining prizes are forfeited.

The profit cap may apply in certain regulatory regions.

The maximum win value shown is rounded down and is approximately the highest possible win that can be achieved in a single roll.

Wildcard symbols

Wildcard symbols only substitute for normal symbols.

Wildcard symbols only appear in the base game.

Moon symbols

The red moon symbols appear in the base game.

Blue moon symbols appear in the Thunder Charge Bonus.

Each moon symbol reveals a cash prize.

Thunder Charge Bonus

Get 6 or more red moons to activate the Thunder Charge Bonus.

Cash prizes awarded by the red moon symbols are included in the performance.

The function begins with rows 1 and 6 locked.

A blue moon, symbolizing the cash prize awarded, is held on the drums.

If the feature is activated by the jackpot wheel, the awarded cash prize is not held on the reels.

Receive 3 extra spins.

Each position that is not maintained rotates individually.

The drums spin again only with blue moons, keys, and blank positions.

Any symbol that comes up resets the number of extra spins to 3.

The Bison Moon cash prize is awarded for each new Blue Moon symbol that appears on the drums.

Each time it is awarded, the Bison Moon cash prize increases in value.

Collect 2 key symbols to unlock row 1 and another 2 key symbols to unlock row 6.

Key symbols only appear in the Thunder Charge Bonus.

Blue moon symbols that appear in locked rows do not reveal a value until the row is unlocked.

If all positions are filled with moon symbols while the extra rolls remain, all rows are automatically unlocked.

Filling all positions with moon symbols, including blocked rows, awards the Grand jackpot.

The function ends when all positions are filled with blue moon symbols or when there are no extra rolls left.

Charged Bet

The Charged Bet adds additional red moon symbols to the reels.

Activate it to increase the chances of triggering the Thunder Charge Bonus.

The Charged Bet multiplies the current bet by X2.5.

The Charged Bet does not affect line winnings or payouts from moon symbols.

Stellar Moon Bonus

Collect 5 red moon symbols to activate the Stellar Moon Bonus.

All moon cash prizes are awarded and multiplied by X1, X2, X3, X4, X5, X10, X20, X50 or X100.

Moon Collector Bonus

Collect red moon symbols for a chance to activate the Moon Collector Bonus.

The Moon Collector collects the red moon symbols that have appeared.

When activated, the Moon Collector generates additional moon symbols on the reels to trigger or increase the Stellar Moon Bonus or the Thunder Charge Bonus.

Bison Stampede

There is a possibility of activating the Bison Stampede at the end of each turn of the base game.

The bison stampede through the drums to activate 1 of 2 bonuses:

Wild reels: Wild symbols fill random reels and award winnings.

Thunder Charge Bonus: 6 or more red moon symbols replace random symbols on the reels, thus activating the Thunder Charge Bonus.

The Bison Stampede is only available in the base game.

Lightning Eagle Jackpot

The Lightning Eagle symbol is collected in the Lightning Eagle bonus meter.

Collect a Lightning Eagle on every reel to activate the Lightning Eagle Jackpot wheel.

The boat wheel has double rows.

Each row awards 1 of the 5 jackpots, a cash prize, or the Thunder Charge Bonus.

The cash prizes are x5, x20, x50, x75 or x250.

Buy function

Some settings and features may not be available in this game.

Press BUY to open the Buy function options.

There are 2 purchase feature options available: Thunder Charge Bonus and Super Thunder Charge Bonus.

Purchase the Thunder Charge Bonus to activate the Thunder Charge Bonus with a selection of red moons that display random values.

Purchase the Super Thunder Charge Bonus to activate the Super Thunder Charge Bonus with a selection of red moons that display random values.

The Super Thunder Charge Bonus is the Thunder Charge Bonus in which the most blue moon symbols appear during the feature.

Press the Close button to return to the base game.

The features are purchased at the price shown and played with the current bet.

This feature is only available in the base game.

Some feature options may not be available above a certain wagering threshold.

Automatic game

Some settings and features may not be available in this game.

This feature is only available in the base game.

Automatic play allows you to automatically play a defined number of spins.

Spins: Defines the number of spins for the autoplay session. Autoplay ends when these spins are completed.

The number of spins remaining in the autoplay session is displayed in the game.

The spins are played with the current selected bet.

Game controls

Some settings and features may not be available in this game.

Spin button: starts a reel spin.

Auto-play button: Displays auto-play options.

Auto-game stop button: ends the current auto-game session.

Bet button: displays the options to change the current bet.

Menu button: Displays additional game options.

Sounds: Activates game sounds.

Plus button: increases the bet value.

Minus button: reduces the value of the bet.

Buy feature button: displays the option to purchase the Thunder Charge feature.

Bet: shows the total amount bet.

Balance: Shows current balances.

Total profit: Shows the most recent total profit.

Game Menu

Close button: closes the game menu.

Banking button: displays the banking page.

Paytable button: Displays the paytables and game rules.

Help button: Displays help information and additional information.

Start button: exits the game.

Translation of the game terms

BIG WIN - BIG PROFIT.

SUPER WIN - SUPERGANANCIA.

MEGA WIN - MEGAGANANCIA.

EPIC WIN - EPIC GAIN.

THUNDER CHARGE BONUS - THUNDER CHARGE BONUS.

SUPER THUNDER CHARGE BONUS - SUPER THUNDER CHARGE BONUS.

THUNDER CHARGE - THUNDER CHARGE.

CHARGED BET - BUESTA CARGADA.

LIGHTNING EAGLE - LIGHTNING EAGLE.

LIGHTNING EAGLE JACKPOT - LIGHTNING EAGLE JACKPOT.

STELLAR MOON BONUS - STAR MOON BONUS.

MOON COLLECTOR BONUS - MOON COLLECTOR BONUS.

BISON STAMPEDE - BISON STAMPEDE.

TALL - LARGE.

MEGA: MEGA.

MAJOR - ELDER.

MINOR - LESSER.

MINI - MINI.

Free games

A free game offer is a number of additional game spins awarded to a player.

Each offer has a unique reference number.

The game managers define the betting settings and they cannot be modified.

Earnings are added to the bonus balance or cash balance, depending on the offer.

An offer can be played now, played later, or rejected.

Select play now to start playing a free games offer.

You can only play one free game offer at a time.

Select play later to postpone the offer.

A postponed offer will become available again when you log back into the game.

To reapply for a rejected offer, you must contact the game managers and provide the reference number.

When an offer has been completed, discarded, or has expired, the next available offer is displayed.

Each offer has an expiration date and time; if it is not played before that time, it will no longer be available.

Additional information

Some settings and features may not be available in this game.

Malfunctions void all games and all payments.

Any changes made to the rules of the game will be carried out in accordance with the requirements of current regulations.

If you disconnect, the final state of the game will be displayed upon your return.

The balance is updated with the amount gained or lost.

The results of the last game played are shown.

If a request does not reach the server before the disconnection, the results of the previous game played will be displayed.

Ongoing functions that require interaction or selection can be continued.

The game's graphical collection animation appears only as a visual decoration and does not influence the assignment of roles or rewards.

Return to player

Return to Player (RTP) is the statistical and theoretical percentage of the total money wagered on a game that is paid out as winnings over time.

Depending on the game you are playing, the RTP value can be defined as a single value for the entire game or it can depend on the stage or game mode.

Initially, the values are calculated by dividing the total payouts by the total bets from a simulation of numerous rounds of play.

The values reflect the maximum expected return and do not change.

RTP: 94,00 %.

RTP con Charged Bet: 94,05 %.

RTP with Thunder Charge Bonus purchase: 94.02%.

RTP with purchase of Super Thunder Charge Bonus: 94.01%.

The probability of triggering certain game events may change during gameplay depending on the current game state or progress.

Last modification date: 7/13/2026