Monster Heist is a Arcvenn slot on Stake Engine with 96.00% RTP and a 2,000× max win. Play the Monster Heist demo free above with play money — no deposit and no account needed. It has 4 ways to play, from the base game up to bonus buy at 95× your bet, and each one's exact odds are broken down below. For real money, Monster Heist is available at Stake.
Every way to play
4 modes · tap one to explore its odds
Standard
Base game · 1× your bet per spin · A normal spin at 1× your bet.
Odds explorer
Pick a payout and read the exact chance, straight from Engine's provably-fair outcome table.
Demos use play money. Maths computed by circus.fyi from Engine's published provably-fair tables — every outcome a mode can produce and how often, nothing sampled.
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Monster Heist demo — questions
- Can I play the Monster Heist demo for free?
- Yes. The Monster Heist demo on circus.fyi runs the real game from Stake Engine with play money, so you can try every feature without a deposit or an account.
- What is the RTP of Monster Heist?
- Monster Heist has an RTP of 96.00%, which means it pays back that share of every amount staked over the long run.
- What is the max win on Monster Heist?
- The max win on Monster Heist is 2,000× your bet. The most likely way to land it is Bonus hunt (2× per round), where it hits about 1 in 22,246 rounds.
- Does Monster Heist have a bonus buy?
- Yes — Monster Heist has 1 buy option: Bonus buy at 95× your bet.
- How often does Monster Heist pay?
- In the base game, 2.2% of spins pay back more than they cost and 60.7% pay nothing. These figures come from the full outcome table, not a simulation.
- Who makes Monster Heist?
- Monster Heist is made by Arcvenn and was released on Oct 1, 2026. It is published on Stake Engine, so its outcome tables are provably fair.
- Where can I play Monster Heist for real money?
- Monster Heist is available for real money at Stake. Use the "Play at" button on this page to open it at the casino you prefer.