Monster Box is an online HTML5 game presented by yiv.com, it's playable in browsers such as safari and chrome. You can play the game on smartphone and tablet (iPhone, iPad, Samsung, Android devices and Windows Phone). Monster Box is a fun blind box monster confrontation casual game. Catch the monsters in your box and incorporate them into your team for you! Enhance your strength by upgrading. New monsters are waiting for you on each level to challenge. Come and join the battle! 95.68% of 104 players like the mobile game.