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
Ryvex games
$71.13KTurnover · This week
42.6KBets · This week
$1.67Average bet
#317Best rank · This week
SLIME OUTBREAK RTP, max win and bonus buys
Official figures · version 196%RTP · base game
25,000xMax win
1 in 3.5Plays that win something
1 in 10MMax win odds · base game
| Mode | Type | Cost | RTP | Max win |
|---|---|---|---|---|
| Boost | Bet boost | 2x the bet | 96% | 25,000x |
| Toxic | Bet boost | 2x the bet | 96% | 25,000x |
| Slime Spin | Bonus buy | 30x the bet | 96% | 25,000x |
| Ooze | Bonus buy | 100x the bet | 96% | 25,000x |
| Breeding | Bonus buy | 250x the bet | 96% | 25,000x |
| Mother | Bonus buy | 500x the bet | 96% | 25,000x |
| Infection | Bonus buy | 200x the bet | 96% | 25,000x |
From engine.io's public provably-fair tool, for the game's current version (checked 13 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 14 Oct, 08:39 UTC| Calendar | Rank | Turnover | Bets | Avg bet |
|---|---|---|---|---|
| Today | — | — | — | — |
| This week | #317 | $71,130 | 42.6K | $1.67 |
| 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.