Ussal

Ussal Crabs were a species of crab Rahi. They could be tamed and used for battle, transportation, mining, and sport. These crabs were used most notably used by Onu-Koro, usually in the Ussalry. There was once a giant Ussal that attacked Toa Metru Nuju and Whenua when they searched for the Great Disks. The most well-known Ussal was Takua's faithful pet named Pewku. Rock Ussal were a variant breed of Ussal on Voya Nui that had pincers.