Abyss Drop cover art

Abyss Drop slot: RTP and max win

By Gamba Dogs Studio. Released 31 Oct 2026, math version 2.
Medium volatilityNo. 4320 most played this monthNew

Abyss Drop is a medium-volatility slot by Gamba Dogs Studio on Stake Engine, released 31 Oct 2026. Its base game returns 96.20%, above the median Engine slot (96.02%) and higher than 57% of them. The top payout is 25,000× the bet, bigger than 81% of Engine slots; from a base spin it lands about once every 6,250,010 spins. It has 4 bonus buys priced at 20× to 600× the bet; the best returns 96.20%, so each buy costs 0.76× the bet on average over the long run. It is the No. 4320 most played Engine slot over the last 30 days.

Base RTP
96.20%
catalogue figure 96.200%
Max win
25,000×
of the base bet
Max win, base spins
1 in 6,250,010
25,000× top payout per spin
Base spin pays nothing
70.9%
of spins
Players, last 30 days
74
$3K wagered (Engine Insights)

Every mode, side by side

Costs are multiples of the base bet. Odds come from the published outcome table for v2. "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.

ModeTypeCostRTPMax winMax win oddsPays anythingReturns the costExpected cost per round
BaseBase spin1.00×96.20%25,000×1 in 6,250,0101 in 3.441 in 160.04× base Simulate
AnteBoosted spin1.25×96.20%25,000×1 in 5,000,0001 in 3.381 in 420.05× base Simulate
RushBoosted spin5.00×96.20%25,000×1 in 2,500,003–1 in 6.470.19× base Simulate
TideBonus buy20×96.20%25,000×1 in 625,000–1 in 110.76× base Simulate
BonusBonus buy100×96.20%25,000×1 in 125,000–1 in 5.773.80× base Simulate
DeepBonus buy300×96.20%25,000×1 in 83,333–1 in 4.2411.40× base Simulate
HadalBonus buy600×96.20%25,000×1 in 83,333–1 in 3.5622.80× base Simulate

Work out the cost of Abyss Drop bonus buys at your bet size

Version history

Base-mode RTP per published math version. Older versions stay public in the fairness API, so changes can be checked.

VersionBase RTP
v296.200%Active

Frequently asked

What is the RTP of Abyss Drop?

Base spins return 96.20% of the amount wagered over the long run, from the published outcome table for version 2. All 4 of its bonus buys return 96.20%.

What is the max win in Abyss Drop and how likely is it?

The top payout is 25,000× the base bet. On a base spin it lands 1 in 6,250,010 spins. In the Tide buy (20×) 25,000× lands 1 in 625,000 buys.

Does Abyss Drop have a bonus buy, and what does it cost?

Yes, 4 buy modes. Tide: 20× the base bet, 96.20% RTP, an expected cost of 0.76× the base bet per buy. Bonus: 100× the base bet, 96.20% RTP, an expected cost of 3.80× the base bet per buy. Deep: 300× the base bet, 96.20% RTP, an expected cost of 11.40× the base bet per buy. Hadal: 600× the base bet, 96.20% RTP, an expected cost of 22.80× the base bet per buy.

Is Abyss Drop high or low volatility?

Medium. Its base-mode standard deviation is 15.1× the bet, which puts it in the middle 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.

Slots with similar math to Abyss Drop

Matched on volatility, max win, RTP and whether there's a bonus buy. Not on theme.

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