Avenger Penguins S01 E04 Big City, Little City

Revolves around three bike riding Penguins that inhabit Big City, uniting to protect it and its citizens from the evil Caractacus P. Doom, an insane and reclusive criminal scientist. The Penguins attempt to prevent Doom's schemes but find themselves often hampered by their own miscommunications and occasional scraps with other biker gangs infesting Big City.