Warchief is a purple bean-shaped astronaut wearing a dark green coat akin to a military uniform. He has a green hat with an emblem and a belt around where his waist would be. He appears to be wearing gray shoes. Warchief is always shown with a serious expression on his face. He is a determined investigator, always looking to find and eliminate the Impostor. His dedication is strong and failing to reach his goals always makes him upset. He is always with his trusty companion Jelqer by his side.