Tetrax Shard is a secondary character the Ben 10 franchise, He was formerly a bountly hunter who served Vilgax and now became a ally of Ben Tennyson. Tetrax was last petrosapien in the universe (Not counting Diamondhead) since his home planet Petropia was destroy by Vilgax.
When Tetrax was young, Tetrax didn't care about his race and only just care about himself and became mercenary. After the destruction of his home planet and his race cause by Vilgax, Tetrax realistic the effect of his selfishness and Tetrax desire to not let Vilgax have the Omnitrix and Tetrax desire to be the protester of the Omnitrix in heroic ways.
Powers and Abilities
Tetrax possesses the powers and abilities of his species.
Enhanced Durability: Tetrax is made of indestructible organic crystal which resemble to diamonds, Making him able to withstand damage.