Zombie Siege has been catching plenty of attention, so we put it through its paces to see how it really holds up. Developed by KA Gaming, Zombie Siege arrives with a medium low volatility profile and a return-to-player rate of 96.61%. The maximum win sits at 5,000x, so there's serious upside on the table. It's leaning into a halloween aesthetic and plays out on 25 paylines across 5 reels. So does it deliver? Let's get into it.
Written by James Holloway · Last updated: February 2026
Zombie Siege comes to us from KA Gaming, dressed up with a halloween theme and powered by 5 reels and 25 paylines. The result is medium low volatility paired with a return-to-player rate of 96.61%.
The mechanics are what make Zombie Siege interesting. Look out for scatter symbols that unlock free spins and extra bonus rounds. The medium low volatility makes it forgiving on the bankroll, ideal for relaxed, longer sessions. Overall it's a well-rounded game that knows what it is.
With an RTP of 96.61%, this slot sits above the industry average of ~96%. Players can expect a solid return over extended play sessions, making it a good choice for value-conscious players.
Medium-low volatility offers a good balance of regular wins with occasional larger payouts. Expect frequent hits with modest amounts, suitable for casual players who want low-risk entertainment.
About 1 in 3 spins results in a win. This is a moderate hit frequency that balances win frequency with payout size.
Zombie Siege 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
Zombie Siege by KA Gaming is a solid offering that delivers good entertainment value. The 96.61% RTP combined with medium low volatility creates a well-balanced gaming experience.