Monster Allergy Monster Allergy is based on the comic book series of the same name. The series follows 10-year-old Ezekiel Zick (called Zick) who suffers from various allergies and has the ability to see the invisible monsters that live among us. Along with help of his best friend Elena Potato (called Erlinee) and his talking cat, Timothy, Zick hopes to hone his powers to one day become a Monster Tamer just like his dad, Zob Zick.