Monster Allergy is a 3D action adventure game based on the Italian comic and animated series of the same name. Beneath the skyscrapers of Big Burg lies a hidden world of monsters, and players take the role of Ezekiel Zick, a young monster tamer who is able to see them. Alongside Elena Potato, Zick explores the town and the monster city of Bibbur-Si, finding keys to free captured cats and using his tamer's voice to hold off the Androgorka servants of the villain Magnacat.