Monster Mayhem Build and Battle - Nintendo Wii Create, raise and train your own personal Monster Protect the home town from evil invaders Explore multiple environments Take your Monster into the Lab for wild customizations Change your Monster's attributes through battles, experiments, tonics and more Create, raise and train your own personal Monster Protect the home town from evil invaders Explore multiple environments Take your Monster into the Lab for wild customizations Change your Monster's attributes through battles, experiments, tonics and more