Grease Monkey

Grease Monkeyslots

Black Coffee Studiosplayed on 7 casinos we readofficial RTP 96.50%

Observed RTP vs officialpaid ÷ wagered over the sampled bets, with a 95% band

24h
51.78%±32.0
632 bets—
7d
102.38%±35.8
5,378 bets+0.3σ
30d
163.08%±110.6
6,346 bets+1.2σ
90d
163.08%±110.6
6,346 bets+1.2σ
All
163.08%±110.6
6,346 bets+1.2σ
Per casino, 30d
59.40%±16.654,086 bets
195.20%±162.992,191 bets
69 bets · below min
31.5%203.3%375.0%
The marker is the RTP each casino publishes for this game. An amber bar means that figure is outside the 95% band of what we observed there; grey bars are below the minimum sample.

This gameall sampled bets

Bets
10,807
Wagered
$715K
Paid
$1.1M
Max multiplier
2,839x
Max payout
$56.6K
normal+0.3σPast observed results over 30d: +0.3σ above the official RTP. Every spin is independent.

Official RTPas published by the studio and each casino

Black Coffee Studiosstudio.engine.io96.50%
Rainbetrainbet:games.payout96.50%
Razedrazed:game.rtp96.50%
Stakestake:kurator.edge96.50%
Stake.usstake:kurator.edge96.50%
Thrillthrill:games-state.rtp96.50%
Winnawinna:game.rtp96.50%
Yeetyeet:games-by-tag.returnToPlayer96.50%

Game factsfrom studio.engine.io

A slot with high volatility and wins up to 20,000× the bet, released in October 2026.

RTP
96.50%
Volatility
High
Released
Oct 2026

Max win 20,000x, not hit in the feeds since 2 Nov 2026

Demos aren't available in your country. We hide demos where casino links are hidden, and in the UK.

Multiplier distribution30d, sampled bets

7,066 sampled spins, 31% of them paid something.

1 in 36
sampled spins paid 10x+
1 in 393
sampled spins paid 100x+
0 spins
paid 1000x+ in this sample
Studio volatility
High
Observed swings
Compared once a slot has 20,000 sampled spins staked $0.10 or more in this window; this one has 7,033.
From 7,066 sampled spins; a small sample swings a lot, and every spin is independent. Bar height is square-root scaled so the rare high buckets stay visible. Hover a bar for the count.

Where it is played30d, share of sampled wagering

Yeet$56.2K2,191 bets · 67%
Rainbet$20.8K4,086 bets · 25%
Stake$7,04569 bets · 8%

When players play30d · sampled bets by UTC hour and weekday, since 2 Nov 2026

MonTueWedThuFriSatSun
Busiest hour: Mon 22:00–23:00 UTC with 376 bets; busiest time of day: 22:00–23:00 UTC; busiest day: Fri. Observed on the public feeds we read, a sample: when people were seen playing, not when anyone should. Hours are UTC.

Biggest hitslargest payouts we saw on this game

Grease MonkeyBlack Coffee Studios$2,8532,853 USDT$56.6Kedge 3.5% · exp. −$99.8719.85x
Grease MonkeyBlack Coffee Studios$18.0018 SWEEPS$51.1Kedge 3.5% · exp. −$0.632,839x
Grease MonkeyBlack Coffee StudiosSpicerQQ$2,0002,000 USD$47.3Kedge 3.5% · exp. −$70.0023.65x
Grease MonkeyBlack Coffee Studios$2,0002,000 USD$25.3Kedge 3.5% · exp. −$70.0012.64x
Grease MonkeyBlack Coffee Studiosaweb...$1,0001,000 USD$20Kedge 3.5% · exp. −$35.0020.00x
Grease MonkeyBlack Coffee StudiosLoga...$1,0001,000 USD$19.7Kedge 3.5% · exp. −$35.0019.72x
Grease MonkeyBlack Coffee Studios$800800 USDC$16Kedge 3.5% · exp. −$28.0020.00x
Grease MonkeyBlack Coffee Studiosshanaya$715715 USD$14.3Kedge 3.5% · exp. −$25.0420.00x
Grease MonkeyBlack Coffee Studiosaweb...$700700 USD$14.1Kedge 3.5% · exp. −$24.5020.17x
Grease MonkeyBlack Coffee Studiosaweb...$1,0001,000 USD$12.5Kedge 3.5% · exp. −$35.0012.47x

Live RTP by casino30d, refreshes on reload

#CasinoObserved RTPOfficialDev.BetsWagered
1Rainbet59.40%±16.696.50%−4.4σ4,086$20.8K
2Yeet195.20%±163.096.50%+1.2σ2,191$56.2K
3Stake212.67%±161.996.50%—69 bets · below min$7,045

About Grease Monkeyfrom the figures on this page

Grease Monkey is a Black Coffee Studios slot. Over the last 30 days we observed 6,346 bets on it at 7 crypto casinos, returning 163.08% (95% band 52.50%–273.66%) against an official RTP of 96.50%. Its highest multiplier in the last 30 days was 2,839x. The biggest win we saw on it paid $56.6K (19.85x) at Stake on 6 Nov 2026. Over the last 30 days it was played most, by wager, at Yeet, Rainbet and Stake.

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