|First Appearance||Bros in Space|
The Muroids are giant, underground-dwelling, armadillo-like rodents that make pig-like grunting sounds and can ball up like pill bugs and roll.
Powers and Abilities
Muroids can roll themselves into a ball-like shape to escape their attackers.
Muroids can be trained to walk on two legs and handle machinery.
Muroids can be taught to say simple words, like "bro".
Ben 10: Omniverse
The name "Muroid" come from Muroidea, a large superfamily of rodents.