Arnold the Pit Bull.
Arnold the Pit Bull (voiced by Rob Paulsen in Tiny Toon Adventures and David Errigo Jr. in Tiny Toons Looniversity) is a character on Tiny Toon Adventures.
He appears in Tiny Toons Looniversity as one of the more older students at Acme Looniversity. Arnold is the leader of the Skulls and Sillybones Society.
Description[]
Arnold is a white, muscular, male pit bull with a pair of black sunglasses, parodying Arnold Schwarzenegger. He is one of the few characters who do not attend Acme Looniversity. Arnold is shown as having various jobs, including lifeguard, doorman, zoo-keeper, security guard, bouncer, and gym owner. His love interest is another white muscular pit bull interestingly named "Arnolda".