Shroom Shaman
96.2%
RTP
50,000x
Max Win
Bonus buy options
- Extra Chance2x bet
- Hyper Chance10x bet
- Big Wild40x bet
- Bonus100x bet
- Super Bonus225x bet
- Mystery Bonus250x bet
- Reels
- 6
- Rows
- 6
- Paylines (up to)
- Ways
- Min Bet
- 0.1
- Max Bet
- 1000
- Release Date
- October 13, 2026
About this Slot
Shroom Shaman is a fantasy and nature-themed slot from Reactor Games with an RTP of 96.2%, high volatility and a maximum win of 50,000x. The game uses a 6x6 grid offering ways to win through cluster pays mechanics.
The base game features cascading reels, allowing winning clusters to disappear and new symbols to fall into their place. Wild mushrooms substitute for all symbols except the scatter spore, and they grow through progressive size stages as the game develops. When wild mushrooms overlap, they fuse into larger symbols whose multiplier strengths combine.
Landing three spores triggers 10 free spins, during which wild mushrooms are placed on the grid. Four spores award 12 free spins with one 2x2 wild mushroom starting the round. Five or six spores grant 15 free spins, with two 2x2 wild mushrooms already positioned to begin play. Cascading reels continue throughout the bonus round.
Six bonus buy options let you enter features directly. Extra Chance costs 2x bet, while Hyper Chance costs 10x bet. Big Wild mode, at 40x bet, guarantees a giant wild on each spin, with mushrooms growing from 2x2 up to 4x4 in size and reaching multipliers of up to x200. The standard Bonus costs 100x bet, Super Bonus costs 225x bet, and Mystery Bonus costs 250x bet.
Shroom Shaman Community RTP
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Shroom Shaman RTP Calculator
Shroom Shaman has a theoretical RTP of 96.2%. Its volatility is High, so expect long dry spells punctuated by rare, large multipliers. Its win potential is capped at 50,000x your stake. Use the calculator below to estimate your expected return, variance range and risk of ruin over any number of spins.
Shroom Shaman Variance Simulator
Shroom Shaman sessions can swing far from its 96.2% average - its volatility is rated High. The simulator runs many virtual bankroll runs to estimate the bust rate, typical drawdown and best/worst outcomes over a set number of spins - compare a cautious bankroll against an aggressive one.
All Wins
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Play on Stake*Frequently asked questions about Shroom Shaman
An RTP of 96.2% means Shroom Shaman is built to pay back around 96.2 for every 100 wagered over millions of spins. Any single session can land far above or below that - use the RTP calculator on this page to model your own bet size and spin count.
Over the long run Shroom Shaman's house edge is about 3.8% of everything you wager - roughly 3.8 lost per 100 staked. Short sessions vary widely; the calculator above shows the expected loss and variance range for your inputs.
Quite a lot. Because wins cluster around rare big hits, your balance can move far from the 96.2% average in either direction. The variance simulator above shows typical drawdowns, bust rate and best/worst outcomes for your bankroll.
It depends on your bet size and how long you want to play Shroom Shaman. Use the variance simulator above to test a cautious versus an aggressive bankroll and see how often each survives your target number of spins.