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PROGRESSION SURVIVAL AUDIT · GMRS80
Grand Martingale (1-3-7-15-31) — 80-Hand Single Shoe (40u Bankroll) Survival & Ruin Proof
[GMRS80] Doubles the prior wager plus 1 extra unit after every loss (1, 3, 7, 15, 31) and resets to 1u on a win. Across 80-Hand Single Shoe (40u Bankroll) (Complete 8-deck live shoe from burn card to cut card backed by a 40-unit session stack), staking Grand Martingale on Player (1.2351% house edge) generates 353.6 units of cumulative action, an expected mathematical cost of −4.37 units, ±37.60 units of standard deviation, and a 69.6% session survival rate (30.4% bankroll ruin risk).
- GMRS80 Action
- 353.6u
- GMRS80 Expected EV
- -4.37u
- GMRS80 Session SD
- ±37.60u
- GMRS80 Survival
- 69.6%