GRIMFORGE
Blackhole
The exact return-to-player for Blackhole, computed from the provably-fair outcome table Stake Engine publishes for the game — 2 modes in total.
| Mode | Type | Exact RTP | House edge | Outcomes |
|---|---|---|---|---|
| base | Base / feature | 94.97% | 5.03% | 1,000,001 |
| bonus | Base / feature | 94.9% | 5.10% | 1,000,001 |
Verified 2026-07-13from fair.stake-engine.com. Each figure is Σ(weight × payout) ÷ Σweight over the game's full published outcome table — the exact math the RNG runs, not a marketing RTP.