Monster Battlegrounds Home Monster Battlegrounds 0.0 / 5 ( 0 votes ) Your Rating? Discover Monster Battlegrounds – Play Free Now on BasisGame! Monster Battlegrounds is a 2D fighting game where you clash with friends or AI in epic 1v1 battles. Pick your monster, each with unique move-sets, and unleash powerful attacks to defeat your opponent. Hint: to change a player into AI, press left or right on the character select screen. Have fun playing this monster fighting battle game here at RegionGame.com! Categories in which Monster Battlegrounds is included: Action Arcade