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(if you have not read the book: WARNING SPOILER!)

Percy found out that he was the son of Poseidon because at the first capture the flag game he was in, Clarisse, daughter or Ares (God of War), attacked him (it's part of the game) and Percy got scraped up pretty badly. when he stepped into the creek that divided the sides of territories, he was fullly healed by the water and a glowing Triton made of water appeared above his head.

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13y ago

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