Big Thunder Slot Online from Ainsworth

Slot details

Jackpot Game
Release Date
Slot lines
Scatter Symbol
Slot reels
Max. win
Wild symbol
Min. bet
Free spins
Symbol Stacked
Casino slot types
Slot Theme
Max. bet
Bonus game

Where to play Big Thunder

The web slot, sometimes known as Big Thunder King Strike, from developer Ainsworth has 3 rows, five reels, and 30 paylines. The RTP is 94. 38%. The name of the overall game comes from the silverback gorilla, which appears as the wild symbol. There are numerous other special features, including multipliers, scatters, and the King Strike reel.

Bonus Features

Let’s take a look at the unique aspects of the game that make it appealing.

Game Symbols

The slot has two paytables; a base game and an element dining table. They've several symbols in keeping, like the gorilla wild, which substitutes all icons except King Strike and the scatter. It appears on reels 3, 4, and five. The scatter is the game logo, and it’s the most valuable. Landing 3 or maybe more triggers the bonus game.

The other symbols really are a waterfall, a snake, and tribal objects. In the base game, you’ll begin to see the playing card icons A to 9 and the King Strike crown, which appears in a sixth reel on the side. In the feature round, there are 3x and 5x multiplier symbols.

Bonus Rounds & Free Spins

If you collect 3 or more scatters, you’ll trigger 15 spins in the bonus feature. The gorilla still acts as a wild symbol but it can’t replace the multipliers. The bigger value paytable is needed, so you could win big, especially whilst the amount could be tripled or multiplied by five.

The other bonus may be the King Strike. There are mini, minor, maxi, and major bonuses available in the bottom game. The mini and maxi prizes are awarded when you land 5 playing card icons and the King Strike symbol in reel six; in the mini, you could have a wild as an alternative.

The minor and major have the same rules, except you’re looking for the picture icons, including the waterfall, snake, drum, shield, and mask.

Big Thunder Hits & Misses

The slot has many fun features, but a couple of disadvantages too. These hits and misses will allow you to determine whether it’s the game for you.

  • Hits

  • Four different jackpots
  • Excellent animated graphics
  • Packed full of features, including wild, scatter, and multipliers
  • Bonus round with the potential to win big
  • Misses

  • Jackpots are hard to trigger
  • Highly volatile, so patience is required for the bonus round
  • You need to increase your bet to get bigger jackpot prizes


The jungle theme and gorilla character make this game an adventure classic. There are enough features to keep you entertained, as there’s another screen bonus round and jackpots in the beds base game. But it’s a highly volatile slot that is dependent upon bigger bets for better jackpots, so you might complete your bankroll quickly.


What Is the Most Valuable Symbol in Big Thunder?

The most valuable symbol is the scatter, which is represented by the game logo.

What Is the Return to Player (RTP) Rate of Big Thunder?

The RTP is 94.38%.

How Can I Earn Real Cash Prizes in Big Thunder?

You’ll have to deposit and play the overall game at a real money casino. The overall game pays from left to right, meaning you need at least three matching symbols on a payline starting in the reel on the left.

Does the Big Thunder Slot Have a Jackpot?

The overall game has four jackpots: mini, minor, maxi, and major. You’ll begin to see the amounts you are able to win at the top of the reels, they change based on the size of your bet.