The Stake Engine catalogue checked 2026-08-19 does not identify a separate base RTP for CASE OPENING by Flux Gaming. RTP Ledger therefore leaves the base value unknown and lists the 4 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, 4 modes share the highest displayed RTP of 96%: extreme, high, and low and 1 more. 4 modes share the lowest displayed RTP of 96%: extreme, high, and low and 1 more. The difference between the displayed extremes is 0 percentage points.
| Mode | Type | Published RTP | House edge | Reported events |
|---|---|---|---|---|
| low | Other feature or mode | 96% | 4% | 1,000,000 |
| medium | Other feature or mode | 96% | 4% | 1,000,000 |
| high | Other feature or mode | 96% | 4% | 1,000,000 |
| extreme | Other feature or mode | 96% | 4% | 1,000,000 |
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 CASE OPENING by Flux Gaming. RTP Ledger lists each published mode and leaves the base RTP unknown.
At the two-decimal display precision, 4 modes share the highest displayed RTP of 96%: extreme, high, and low and 1 more. 4 modes share the lowest displayed RTP of 96%: extreme, high, and low and 1 more.
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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Flux Gaming 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.