Featured This Week
Titan GamingPresents
Gemstone Golem
Up to 25,000x your bet. Titan Gaming's Gemstone Golem had players piling in: $20,680,782 wagered in launch week, the #4 game on all of Engine.
18+ | Play responsibly
Velnixa Games
$14.85KTurnover · Today
1.1KBets · Today
$13.11Average bet
#401Best rank · Today
Rattle Crown RTP, max win and bonus buys
Official figures · version 194.36%RTP · base game
10,000xMax win
1 in 1Plays that win something
1 in 33,334Max win odds · base game
| Mode | Type | Cost | RTP | Max win |
|---|---|---|---|---|
| Super Bonus | Bonus buy | 200x the bet | 94.35% | 10,000x |
| Bonus | Bonus buy | 100x the bet | 94.39% | 10,000x |
| Full Screen | Bonus buy | 50x the bet | 94.35% | 10,000x |
| Ante | Bet boost | 3x the bet | 94.32% | 10,000x |
| Base | Alternative mode | 1x the bet | 94.38% | 10,000x |
From engine.io's public provably-fair tool, for the game's current version (checked 9 Oct 2026). RTP is the long-run average return; real sessions vary widely. Max win is in multiples of the bet. 18+, play responsibly.
Leaderboard placings
Updated 15 Oct, 21:29 UTC| Calendar | Rank | Turnover | Bets | Avg bet |
|---|---|---|---|---|
| Today | #401 | $14,846 | 1.1K | $13.11 |
| This week | — | — | — | — |
| This month | — | — | — | — |
| Last 30 days | — | — | — | — |
| All-time | — | — | — | — |
| Since launch | Rank | Turnover | Bets | Avg bet |
|---|---|---|---|---|
| 24h after launch | — | — | — | — |
| First week | — | — | — | — |
| First month | — | — | — | — |
From Engine's public leaderboards, which list each window's top 100 games (top 500 all-time). A dash means the game is outside that board. Average bet is turnover ÷ bets.