


RTP
96.2%
Volatility
High
Max Win
60000.00x
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13th Trial Hercules Abyssways is a high-volatility online slot from Play'n Go with an RTP of 96.20% and a maximum win of 60000.00x.
Page updated August 2026

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Reviewed by Johnessy
Play'n GO frames 13th Trial Hercules Abyssways as a possible unrecorded labour for the Greek strongman, setting the reels near Mt Olympus with waterfalls, marble palaces and a celestial backdrop across a 6x4 grid. It shares its engine with the studio's earlier Scourge of Rome, running a ways-to-win system worth 4,096 combinations that can stretch to 46,656 once the reels expand during free spins.
Ten-through-Ace royals pay 1x-1.4x the stake for six matching symbols, while helms, vases and grapes lead into the premium tier of Zeus and Hera statues, with Hercules himself topping the paytable at 4x-12x for six of a kind. A single-position wild and an expanding version both substitute for any paying symbol, though neither shows up once free spins begin.
The base game runs on the Will of Zeus mechanic. Wilds are barred only from the far-left reel — anywhere else on the grid is fair game — and two or more landing together is what sets the feature running. Each wild involved in a win then has a chance to turn into a full expanding reel wild, with the odds tied to how many wilds are in play: a 50% chance apiece with two on the grid, dropping to 33% with three and 25% with four.
Scatters pay out free spins on a sliding scale, from 10 spins for three up to 25 for six, and every extra scatter landing during the round adds one more spin, up to a cap of 50. Wilds sit out this phase, but Hercules symbols turn sticky and keep paying even across gaps between them, starting combinations from any reel position. Each free spin begins by marking a random handful of symbols along the bottom of the grid as burned, and those spots empty out once the spin finishes, shrinking the reel by that many rows; a fresh row then lands at the top before the next spin to rebuild the grid. A Pegasus symbol can also appear during the round — landing one nudges every Hercules symbol up a step ahead of the burn, and tops up the Hercules count to three if fewer are currently showing.
Play'n GO offers five RTP settings for 13th Trial Hercules Abyssways, with 96.2% the default figure, high volatility rated 7 out of 10, and a hit rate of roughly 1 in 4. Betting spans 0.10 to 100 per spin, and the reel-expansion mechanic pushes the maximum win to a stated 60,000x the stake, one of the largest ceilings in the studio's current lineup.
13th Trial Hercules Abyssways has an RTP (return to player) of 96.20%. RTP is the theoretical percentage of total stakes a slot returns to players over a very large number of spins, as published by Play'n Go — individual sessions can land far above or below it.
13th Trial Hercules Abyssways is rated high volatility. High-volatility slots pay out less often, but wins tend to be bigger when they land — expect longer dry spells and larger swings to your balance.
The advertised maximum win for 13th Trial Hercules Abyssways is 60000.00x. Max wins are extremely rare by design — treat them as a ceiling, not an expectation.
13th Trial Hercules Abyssways is developed by Play'n Go and was released in 2025.
13th Trial Hercules Abyssways plays on a 6×4 grid with Up to 46,656 paylines.
Specs compiled from provider data