Percy Jackson, the protagonist of "Percy Jackson & the Olympians: The Lightning Thief," is a demigod, the son of Poseidon, the Greek god of the sea. His special power is hydrokinesis, meaning he can control water.
He can:
* Manipulate water: He can move, shape, and freeze water. He can create waves, whirlpools, and even make it rain.
* Breathe underwater: He can breathe and move freely underwater.
* Swim incredibly fast: He can swim at speeds faster than any human.
* Talk to sea creatures: He can communicate with dolphins, sharks, and other sea creatures.
Percy's powers are a significant part of his adventures and are essential for him to overcome challenges and save the world from the threats that arise.