Now you can finally create the monster you've always want to. Introducing Monster Mayhem: Build & Battle! A box arrives at your doorstep, with the words Monsto-Corp stamped on the side. You know immediately what this means. You will create and train the perfect monster to defend your town, Happy Valley, from creature attacks. Customize, Explore, Experiment, Battle! Key Features: 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. Search for and discover a wide variety of Monster Tonics.