- Monster. IO came to this game portal. Have fun marrying monsters in this exciting Adventure, in this action game you must save your life by becoming a huge monster. Remember to be careful with the objects placed so that you stumble, jump, collect all the icons you can so that you score many points surviving the attack of the monsters. Let's know your skills and all your powers. Remember to choose your side well. Good luck.
Get ready to play the Monster.io game, it's free from our servers, it's one of the most played .io games on the net.