Chaos Heat is a co-op shooter with beat 'em up elements released by Taito for arcades in 1998. It was the first game released for Taito's G-Net arcade system. There are 3 characters to choose from with different stats and weapons, they all have an invincible dodge roll and a melee attack combo if close to enemies. The game has 5 stages that are made of multiple arenas which usually require a key card hidden on an enemy to progress, There are also objectives that split the path leading to different bosses and locations, though the final stage doesn't change.