Fat Gamba slot: RTP and max win
Fat Gamba is a high-volatility slot by Titan Gaming on Stake Engine, released 28 Oct 2026. The top payout is 133,332× the bet. It has 9 bonus buys priced at 50× to 2,000× the bet; the best returns 96.01%, so each buy costs 80× the bet on average over the long run. It is the No. 92 most played Engine slot over the last 30 days.
Every mode, side by side
Costs are multiples of the base bet. Odds come from the published outcome table for v10. "Returns the cost" counts rounds that pay back at least what the mode cost. Expected cost is cost × (1 − RTP): the average amount lost per round over the long run.
| Mode | Type | Cost | RTP | Max win | Max win odds | Pays anything | Returns the cost | Expected cost per round | |
|---|---|---|---|---|---|---|---|---|---|
| Base | Base spin | 1.00× | 96.01% | 66,666× | 1 in 3,668,024 | 1 in 7.28 | 1 in 14 | 0.04× base | Simulate |
| Ante | Boosted spin | 2.00× | 96.01% | 66,666× | 1 in 1,335,506 | 1 in 7.13 | 1 in 26 | 0.08× base | Simulate |
| Ante2 | Boosted spin | 4.00× | 96.01% | 66,666× | 1 in 442,946 | 1 in 7.13 | 1 in 40 | 0.16× base | Simulate |
| Ante3 | Boosted spin | 12× | 96.01% | 66,666× | 1 in 103,942 | 1 in 7.13 | 1 in 84 | 0.48× base | Simulate |
| Scatter Spin | Bonus buy | 50× | 96.01% | 66,666× | 1 in 33,019 | 1 in 8.38 | 1 in 10 | 2.00× base | Simulate |
| Bonus1 | Bonus buy | 200× | 96.01% | 66,666× | 1 in 23,430 | – | 1 in 5.93 | 7.99× base | Simulate |
| Bonus1Battle | Bonus buy | 200× | 96.01% | 133,332× | 1 in 444,440 | 1 in 2.00 | 1 in 3.76 | 7.98× base | Simulate |
| Bonus2 | Bonus buy | 500× | 96.01% | 66,666× | 1 in 8,806 | – | 1 in 5.09 | 19.95× base | Simulate |
| Bonus2Battle | Bonus buy | 500× | 96.01% | 133,332× | 1 in 177,776 | 1 in 2.00 | 1 in 3.67 | 19.95× base | Simulate |
| Bonus Mystery | Bonus buy | 1,425× | 96.01% | 66,666× | 1 in 424 | 1 in 2.00 | 1 in 6.48 | 56.86× base | Simulate |
| Bonus3 | Bonus buy | 2,000× | 96.01% | 66,666× | 1 in 1,059 | – | 1 in 5.30 | 79.80× base | Simulate |
| Bonus3Battle | Bonus buy | 2,000× | 96.01% | 133,332× | 1 in 44,444 | 1 in 2.00 | 1 in 3.88 | 79.80× base | Simulate |
| Max Win Spin | Bonus buy | 2,000× | 96.01% | 66,666× | 1 in 484 | every round | 1 in 4.90 | 79.78× base | Simulate |
Version history
Base-mode RTP per published math version. Older versions stay public in the fairness API, so changes can be checked.
| Version | Base RTP | |
|---|---|---|
| v10 | 96.007% | Active |
Frequently asked
What is the RTP of Fat Gamba?
Base spins return 96.01% of the amount wagered over the long run, from the published outcome table for version 10. All 9 of its bonus buys return 96.01%.
What is the max win in Fat Gamba and how likely is it?
The top payout is 133,332× the base bet. On a base spin the top payout of 66,666× lands 1 in 3,668,024 spins. In the Max Win Spin buy (2,000×) 66,666× lands 1 in 484 buys.
Does Fat Gamba have a bonus buy, and what does it cost?
Yes, 9 buy modes. Scatter Spin: 50× the base bet, 96.01% RTP, an expected cost of 2.00× the base bet per buy. Bonus1: 200× the base bet, 96.01% RTP, an expected cost of 7.99× the base bet per buy. Bonus1Battle: 200× the base bet, 96.01% RTP, an expected cost of 7.98× the base bet per buy. Bonus2: 500× the base bet, 96.01% RTP, an expected cost of 19.95× the base bet per buy. Bonus2Battle: 500× the base bet, 96.01% RTP, an expected cost of 19.95× the base bet per buy. Bonus Mystery: 1,425× the base bet, 96.01% RTP, an expected cost of 56.86× the base bet per buy. Bonus3: 2,000× the base bet, 96.01% RTP, an expected cost of 79.80× the base bet per buy. Bonus3Battle: 2,000× the base bet, 96.01% RTP, an expected cost of 79.80× the base bet per buy. Max Win Spin: 2,000× the base bet, 96.01% RTP, an expected cost of 79.78× the base bet per buy.
Is Fat Gamba high or low volatility?
High. Its base-mode standard deviation is 55.4× the bet, which puts it in the highest third of Engine games. What volatility means.
Can I check that a result was fair?
Yes. Engine games use provably fair seeds. Once your server seed is revealed you can replay any round against the published outcome table. See how to verify a result.