Survive waves of zombies in this fun, keyboard controlled, 2D shooter. Earn money to upgrade personal weapons and build a better mecha!
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Mass Mayhem 5 Walkthrough
Mass Mayhem 5 is an online shooting game which you can play for free here at CrazyGames. It has tags 2d, upgrade, weapon, and zombie. It has been played 40597 times and has been rated 9.0 / 10 (from 554 ratings). Mass Mayhem 5 is one of the many shooting games that we feature. If you want to play more games, check out Mass Mayhem or Mass Mayhem 4. To play even more games, head over to the 2d page, the upgrade page, the weapon page, or just check out the all time best games page. More »
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