Mental
- RTP
- 96.60%
- Volatility
- very high
- Max win
- 66,666×
- Reels × rows
- 5 × 4
- Stake range
- 0.20 – 70
- Released
- 2021
What Mental actually is
Nolimit City's asylum-themed slot on their xWays engine, and one of the most extreme distributions in commercial slots. Symbols expand into multiple positions, enhancer symbols alter the grid, and the free-spins round stacks mechanics that were each a whole game elsewhere.
It is deliberately unpleasant in theme and deliberately punishing in maths, and the studio does not pretend otherwise. Very high volatility here means something closer to a lottery than a slot: the overwhelming majority of sessions end at zero, and the filed 96.6% is achieved almost entirely by outcomes almost nobody sees. Anyone reading this page to decide whether to play should treat the ceiling as the least relevant number on it.
Play the demo
The recorded configuration of Mental has an RTP of 96.60%, a house edge of 3.40%, at very high volatility volatility. The version in an operator’s lobby may use a different RTP; check its help screen.
What this spec means for a session
The 66,666× ceiling is the largest return a single stake is designed to be able to produce: on a £1 spin that is £66,666 (what a ceiling costs). At this size the ceiling is essentially a lottery outcome inside a slot, and the return you actually experience comes almost entirely from the ordinary spins beneath it.
The mechanics this title actually ships, and what each one does to the spread of results:
- Multipliers raise the ceiling of a win without raising how often one lands.
- Free spins a run of spins at no further stake, usually under modified maths, where most of the return sits.
Where you could play it
Operators that have integrated Nolimit City, with the licence we verified. We track studio integrations, not lobbies — confirm Mental is in the operator’s own game list first.
Ordered by BetJury Rank · 18+ · T&Cs apply
How this RTP compares
- This game
- 96.60%
- Nolimit City median
- 96.60%
- Register median
- 96.50%
- Rank by RTP
- 7 of 30
Mental publishes 96.60%, which is 0.10 points above the median of the 30 games on the register that publish one — 7th highest of them. Across the 4 Nolimit City titles we hold, the median is 96.60%. Among the 10 other very high games here, the median is 96.40%.
Against this register only, on filed RTP.
