The Underminer is a character in the comic books.
History[]
The Underminer was chosen by the aliens, for a carburetor experiment, along with Hamm, P.T. Flea, Yeti, Cliff Clavin, and Mack who are all voiced by the same actor, as well as Gray. In Mack's dream.
Trivia[]
- The character has same name of the supervillain from another Pixar film.