Zim is an Alien invader sent from planet Irk. his species is Irken. On earth, he poorly disguises himself as a normal human boy. He occasionaly talks in third person, and is very snappy. Narsassistic, evil, funny sometimes, and is new to learning the ways of humans. He has a pet dog (which is a robot in a dog costume) named Gir. he loves gir but gets frustrated with him a lot. anyways, zim is cocky and sometimes dry. snarky, but also if you somehow befriend him, he could probably warm up to you :) also he thinks humans are gross and filthy and water burns him. cheese makes him drunk.