Monster Underground

Play Monster Underground online for free on Play HTML5 Games for Free. This Arcade browser game loads instantly with no download required. It also works on mobile devices.

The most terrible thing happened, alien creatures invaded and occupied the earth, but this monster is not a complete body, it needs your help to evolve and rule the world! Monster Underground is a spectacular new arcade game. Alien monsters build their own base on the earth. Your goal is to control the worms that need to be fed, but be careful of the soldiers and the army, they want to destroy you. Don't forget to evolve your monster and make it the best monster in the world.

Use the arrow keys or touch the screen to move your monster.