Our review of MMA Champions cuts through the marketing and looks at what matters: how it plays and how it pays. Developed by Spinomenal, MMA Champions arrives with a high-variance maths model and a published RTP of 95.95%. Originally released in 2022, it has aged well. Visually it's leaning into a sports aesthetic, with the action running on 25 paylines across 5 reels. The maximum win sits at 5,000x, so there's serious upside on the table. The full verdict is below.
Written by Daniel Chen · Last updated: March 2026
MMA Champions comes to us from Spinomenal, built around a sports theme. It runs on 25 paylines across 5 reels with a high volatility profile, and a return-to-player rate of 95.95%.
Where MMA Champions earns its keep is the feature set. Look out for scatter symbols that unlock free spins and extra bonus rounds. With high variance, this one is aimed at players who can ride out the swings for the top wins. On balance, MMA Champions is a dependable option worth a few spins in the demo first.
At 95.95%, the RTP is slightly below the industry average of ~96%. While this is typical for many popular slots, players should be aware of the slightly lower theoretical return.
High volatility means longer gaps between wins, but when wins do land, they can be significantly larger. A bigger bankroll and patience are recommended for this type of slot.
About 1 in 3 spins results in a win. This is a moderate hit frequency that balances win frequency with payout size.
MMA Champions features scatter symbols that can trigger free spins rounds. Landing the required number of scatter symbols anywhere on the reels activates the free spins feature, giving you extra chances to win without additional bets. During free spins, special modifiers may apply to boost your winning potential.
3.0 / 5 — Good
MMA Champions by Spinomenal is a solid offering that delivers good entertainment value. The 95.95% RTP combined with high volatility creates a well-balanced gaming experience.