The RTP Ledger snapshot of the Stake Engine catalogue checked 2026-08-19 displays Ramen Rush by Gray Matter Studios at 96% base RTP, rounded to two decimal places for presentation and equivalent to a 4% displayed theoretical house edge. RTP Ledger lists 5 published modes separately; the figures do not predict one session or establish a live casino configuration.
At 96%, the theoretical long-run cost is $4.00 per $100 wagered. The base RTP is higher than 17% of the 2,830 other Stake Engine games with a base figure. The base RTP is equal to the median for the compared Stake Engine games.
At the two-decimal display precision, buy super has the highest displayed RTP at 96.1%. buy regular has the lowest displayed RTP at 95.96%. The difference between the displayed extremes is 0.14 percentage points.
The highest displayed RTP among modes with “buy” in the published name is 96.1%. The difference from the displayed base RTP is +0.10 percentage points. RTP describes theoretical return over a very large number of bets. RTP does not make a bonus buy safe or predict a short session.
The expected-cost figures apply over a very large number of bets. The figures do not predict what one player will win or lose in a session.
| Mode | Type | Published RTP | House edge | Reported events |
|---|---|---|---|---|
| base | Base game | 96% | 4% | 1,500,000 |
| extra | Other feature or mode | 96.09% | 3.91% | 1,500,000 |
| buy regular | Mode name includes “buy” | 95.96% | 4.04% | 750,000 |
| buy super | Mode name includes “buy” | 96.1% | 3.9% | 750,000 |
| flavor enhanced | Other feature or mode | 96.05% | 3.95% | 250,000 |
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.
RTP Ledger checked the Stake Engine catalogue on 2026-08-19. It displays a 96% base RTP for Ramen Rush by Gray Matter Studios, rounded to two decimals for presentation. The corresponding displayed theoretical house edge is 4%; neither figure predicts one session.
At the two-decimal display precision, buy super has the highest displayed RTP at 96.1%. buy regular has the lowest displayed RTP at 95.96%.
The highest displayed RTP among modes with “buy” in the published name is 96.1%. The difference from the 96% displayed base RTP is +0.10 percentage points. The comparison uses catalogue data and does not predict the result of one session.
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.
Review casino, payment, and withdrawal information for Stake →
5saveUse this if signup asks for a code.
Gray Matter Studios has fewer than five catalogue records, so RTP Ledger keeps its studio profile inside the complete games list instead of a separate page.
Version 19, first recorded by RTP Ledger on 2026-08-19. No version change has been recorded since tracking began.