The Stake Engine catalogue checked 2026-08-19 does not identify a separate base RTP for Heist Protocol by SO Technologies. RTP Ledger therefore leaves the base value unknown and lists the 6 published modes separately.
The catalogue does not identify a separate base return. RTP Ledger leaves the base return unknown. Use the mode table for the published values.
At the two-decimal display precision, main-hall has the highest displayed RTP at 96.65%. data-heist has the lowest displayed RTP at 96.25%. The difference between the displayed extremes is 0.4 percentage points.
| Mode | Type | Published RTP | House edge | Reported events |
|---|---|---|---|---|
| maintenance-shaft | Other feature or mode | 96.41% | 3.59% | 17,957 |
| main-hall | Other feature or mode | 96.65% | 3.35% | 19,078 |
| security-wing | Other feature or mode | 96.49% | 3.51% | 19,487 |
| data-heist | Other feature or mode | 96.25% | 3.75% | 21,390 |
| bonus-safe | Other feature or mode | 96.5% | 3.5% | 12,060 |
| bonus-breach | Other feature or mode | 96.48% | 3.52% | 19,105 |
RTP Ledger checked Stake Engine (fair.stake-engine.com) on 2026-08-19. RTP Ledger displays each published mode RTP rounded to two decimal places and calculates house edge as 100 − displayed RTP. “Reported events” preserves the source field name; it is not labelled as observed rounds or unique outcomes. RTP Ledger does not independently recalculate the catalogue RTP from weights and payouts.
The Stake Engine catalogue does not identify a separate base-game RTP for Heist Protocol by SO Technologies. RTP Ledger lists each published mode and leaves the base RTP unknown.
At the two-decimal display precision, main-hall has the highest displayed RTP at 96.65%. data-heist has the lowest displayed RTP at 96.25%.
RTP Ledger uses the mode RTP values and reported event counts in the Stake Engine catalogue snapshot dated 2026-08-19. RTP values are rounded to two decimal places for presentation while the source precision remains in the data record. The source field is named “events”; RTP Ledger does not relabel it as observed rounds or unique outcomes.
Stake Engine published the catalogue used for the game record. Compare the in-game mode with the published mode table before you play. RTP Ledger can earn a commission if you open Stake through the link. The commission does not change the RTP figures, the publication decision, or the order of records.
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SO Technologies has fewer than five catalogue records, so RTP Ledger keeps its studio profile inside the complete games list instead of a separate page.
Version 5, first recorded by RTP Ledger on 2026-08-19. No version change has been recorded since tracking began.