BOO Mart
96.5%
RTP
50,000x
Max Win
- Reels
- 6
- Rows
- 5
- Paylines (up to)
- Ways
- Min Bet
- 0.1
- Max Bet
- 1000
- Release Date
- September 26, 2026
About this Slot
BOO Mart by Valhalla Slots is a horror-themed slot with six reels, five rows and ways to win. The game has an RTP of 96.5%, high volatility and a maximum win of 50,000x.
Ghost Wilds replace standard symbols and land on reels 2-6 with multipliers of 2x, 3x, 5x or 10x. During bonus modes, Ghost Wilds roam across the reels and grow by set increments following winning spins.
Open All Night Scatters land on reels 2-6 with one appearing per reel. Three Scatters trigger the Night Shift free spins mode, which awards eight free spins and one roaming Wild starting at 2x. This Wild grows by 2x after each win, up to a maximum of 10x.
Four Scatters unlock the Graveyard Shift free spins mode, awarding 12 free spins with two roaming Wilds that start at 5x. These Wilds grow by 5x following wins, reaching a maximum of 30x.
Five Scatters unlock the hidden Poltergeist Shift mode, which grants 16 free spins and three roaming Wilds beginning at 10x. These Wilds grow by 15x after wins, up to a maximum of 100x.
Mystery Snack symbols reveal the Scatter count and determine which Shift mode unlocks.
F U Spin is a buy option that triggers a loaded spin dropping 3 to 7 Wilds on reels 2-5. The Wilds hold values between 10x and 100x and the feature repeats until it is disabled.
BOO Mart Community RTP
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BOO Mart RTP Calculator
BOO Mart has a theoretical RTP of 96.5%. 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.
BOO Mart Variance Simulator
BOO Mart sessions can swing far from its 96.5% 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
No wins on this slot yet.
Play on Stake*Frequently asked questions about BOO Mart
An RTP of 96.5% means BOO Mart is built to pay back around 96.5 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 BOO Mart's house edge is about 3.5% of everything you wager - roughly 3.5 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 96.5% 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 BOO Mart. Use the variance simulator above to test a cautious versus an aggressive bankroll and see how often each survives your target number of spins.
