BrutalMania.io Brutal Mania is one of many Multiplayer Games to play online on your web browser for free at KBH Games. Tagged as Arena Games, IO Games, and Multiplayer Games. BrutalMania.io (Brutal Mania) Game App is also available for your Android and iOS device on the GooglePlay and Apple App Store. Upvoted by 31 players. Other games you might like are Brutal: Paws of Fury and Pizza Ninja Mania. No download or installation needed to play this free game. Hope this game brings a little joy into your daily life.