Yay! My first Bio-cup entry! I don't expect to make it very far, but I will try again!
So here is Hewkii's Bio provided by Bioniclestory.com:
Once, they were the powerful Toa Inika. Now the energies of the Mask of Life have transformed them into the undersea warriors, the Toa Mahri. Armed with Cordak blasters, new weapons, and new masks, the Toa Mahri must challenge the evil Barraki to save the life of Mata Nui.Armed with his aqua warblade, Cordak blaster, and Mask of Gravity, Toa Hewkii challenges the Barraki in the fight for the universe. His electrified chains give off a charge powerful enough to stun a Takea shark -- but will they stop a Barraki?