It's all a mystery.
Oda is a mysterious being who's true power remains a mystery to all. One day he decided to create One Piece after spending too much time riding Pirates of the Caribbean, and his will was done.
Appearance[]
His appearance is known to only a chosen few with the power to look on him. What we do know is that his spinal column is Dank, his left hand man is Gaimon and his right kidney is Chuck Norris.
What Oda always wears as he draws One Piece according to an SBS.
Ablities[]
Oda has the ability to create works that will pierce the heavens with merely a thought. The true extent of his power is unknown but it is believed that he will self destruct and destroy the world if One Piece ever ends.