Cause as much Mayhem as you can as quickly as possible if you want to obtain a high score and kill everyone you see. Spend the money you earn on some upgrades if you want your next run to be even better. Mass Mayhem 4 is presented to you by SolidGames.com and is sponsored by Games Free. This action game has been played 75,072 times by our visitors and currently has a rating of 91% after 1,830 votes.