Zombie's Attack has been catching plenty of attention, so we put it through its paces to see how it really holds up. Adell are the team behind it, tuning the slot game for a medium high volatility profile, with an RTP of 95.42%. The maximum win sits at 5,000x, so there's serious upside on the table. You get 5 reels and 10 paylines, all dressed up with a halloween and horror theme. Dating back to 2021, it remains a regular pick. Here's how it stacks up.
Written by Alex Crawford · Last updated: February 2026
At its core, Zombie's Attack is a game produced by Adell, leaning into a halloween and horror aesthetic. It runs on a 5-reel grid running 10 paylines with a medium high volatility profile, and a published RTP of 95.42%.
Dig into the bonuses and Zombie's Attack starts to stand out. Look out for scatter symbols that unlock free spins and extra bonus rounds. Its medium high variance balances steady wins with the odd larger payout. Overall it's a well-rounded game that knows what it is.
At 95.42%, 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.
Medium-high volatility means wins come less frequently but tend to be larger when they hit. Players should be prepared for dry spells between bigger wins, requiring a moderate bankroll.
About 1 in 3 spins results in a win. This is a moderate hit frequency that balances win frequency with payout size.
Zombie's Attack 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's Attack by Adell is a solid offering that delivers good entertainment value. The 95.42% RTP combined with medium high volatility creates a well-balanced gaming experience.