My Greek Mythical character is going to be Poseidon. Poseidon In Ancient Greek religion , is the god of sea ,earthquakes, and horses. Poseidon was a brother of Zeus. Poseidon feared Zeus because he had no power of land .Poseidon hated odysseus for blinding Polyphemus.Poseidon was one of the most greedy Mythical characters and he was vengeful when insulted.