Hollow Jack is a Addictive Gaming slot on Stake Engine with 96.05% RTP and a 100k× max win. Play the Hollow Jack demo free above with play money — no deposit and no account needed. It has 7 ways to play, from the base game up to night at 300× your bet, and each one's exact odds are broken down below. For real money, Hollow Jack is available at Stake.
Every way to play
7 modes · tap one to explore its odds
Cheapest route to the 100k× max: Lantern (1.2×) — about 4.9M× your bet staked per hit on average, vs 88M× on carve (25×).
Base game
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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Hollow Jack demo — questions
- Can I play the Hollow Jack demo for free?
- Yes. The Hollow Jack 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 Hollow Jack?
- Hollow Jack has an RTP of 96.05%, which means it pays back that share of every amount staked over the long run.
- What is the max win on Hollow Jack?
- The max win on Hollow Jack is 100k× your bet. The most likely way to land it is Lantern (1.2× per round), where it hits about 1 in 4,050,156 rounds.
- Does Hollow Jack have a bonus buy?
- Yes — Hollow Jack has 4 buy options: Carve at 25× your bet; Patch at 100× your bet; Candle at 200× your bet; Night at 300× your bet.
- How often does Hollow Jack pay?
- In the base game, 12.6% of spins pay back more than they cost and 68.3% pay nothing. These figures come from the full outcome table, not a simulation.
- Who makes Hollow Jack?
- Hollow Jack is made by Addictive Gaming and was released on Oct 29, 2026. It is published on Stake Engine, so its outcome tables are provably fair.
- Where can I play Hollow Jack for real money?
- Hollow Jack is available for real money at Stake. Use the "Play at" button on this page to open it at the casino you prefer.