 He is highly vulnerable to water.Like his comic book incarnation, Tarmack was a character with low intelligence and this element was carried on to his animated portrayal in "Where the Rubber Meets the Road"; where at intervals throughout the episode, other characters made fun of Tarmack's slow wits and how easily he was talked into doing a job for Specs and Trapper for so little money.When he was recruited by Specs and Trapper to steal a device from Edwin Alva, Tarmack decided he wanted the ransom money.