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RTP
96.60%
Max win
20,000×
Ways to play
6
Max-win odds
1 in 10k
Marcels Lab is a Kishta Labs slot on Stake Engine with 96.60% RTP and a 20,000× max win. Play the Marcels Lab demo free above with play money — no deposit and no account needed. It has 6 ways to play, from the base game up to hidden at 250× your bet, and each one's exact odds are broken down below. For real money, Marcels Lab is available at Stake.
Every way to play
6 modes · tap one to explore its odds
Cheapest route to the 20,000× max: Bonus buy 3 (100×) — about 1.0M× your bet staked per hit on average, vs 2.0M× on base game (1×).
Base game
Base game · 1× your bet per spin · A normal spin at 1× your bet.
RTP
96.60%
Max win
20,000×
In profit
1.1%
Pays nothing
67.3%
Odds explorer
Pick a payout and read the exact chance, straight from Engine's provably-fair outcome table.
Reading the outcome tables…
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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Marcels Lab demo — questions
- Can I play the Marcels Lab demo for free?
- Yes. The Marcels Lab 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 Marcels Lab?
- Marcels Lab has an RTP of 96.60%, which means it pays back that share of every amount staked over the long run.
- What is the max win on Marcels Lab?
- The max win on Marcels Lab is 20,000× your bet. The most likely way to land it is Bonus buy 3 (100× per round), where it hits about 1 in 10,000 rounds.
- Does Marcels Lab have a bonus buy?
- Yes — Marcels Lab has 3 buy options: Bonus buy 3 at 100× your bet; Bonus4 at 200× your bet; Hidden at 250× your bet.
- How often does Marcels Lab pay?
- In the base game, 1.1% of spins pay back more than they cost and 67.3% pay nothing. These figures come from the full outcome table, not a simulation.
- Who makes Marcels Lab?
- Marcels Lab is made by Kishta Labs and was released on Sep 18, 2026. It is published on Stake Engine, so its outcome tables are provably fair.
- Where can I play Marcels Lab for real money?
- Marcels Lab is available for real money at Stake. Use the "Play at" button on this page to open it at the casino you prefer.