Monchi

Monchi is the Mitchells' plus wobbly-eyed dog.

Throughout The Mitchells vs. The Machines
Monchi was going to join the family road trip but then the PALMax robots come down and ask them to step in the green octagon containment shell. Monchi after most of the people were forced in he goes into the green octagon containment shell and flew away but Linda and Aaron were able to pull him down. Later in the movie Monchi is used as a defence mechanism for Katie and her family. Because of his appearance he glitched the robots and caused them to malfunction. Disabling them while Katie attacked the robots.

Physical appearance
Monchi appears to be a pug with peach fur, a black nose, big eyes, and a brown face. He has the ability to glitch robots just by being in their optic sensors' reach.

Trivia

 * Monchi is not an actual member of the real Mitchell family seen at the end of the movie. He is actually the movie replacement of the baby also seen in the photograph.
 * Monchi has trouble looking straight as seen at the beginning of the movie.
 * The robots can't tell if Monchi is a pig, dog, or loaf of bread.