Episode 580

"A Scorching Battle! Luffy vs. the Giant Dragon!" is the 580th episode of the One Piece anime.

Short Summary
Luffy and Zoro starts fighting the dragon which turns out to be able to speak and breathe fire. Luffy rockets up to the dragon's back, discovering the presence of a pair of legs. He's able to make it chew its own wing, making it fall. Zoro takes the opportunity to jump up with Usopp's trampolina and decapitate the dragon. Meanwhile, Nami, Chopper, Franky, Brook and Sanji are all asleep due to a sleeping gas and are abducted by men in hazmat suits.

Anime Notes

 * The following scenes are added in the anime:
 * The dragon biting his wing more than once.
 * Nami, Chopper, Franky and Brook falling asleep from the gas.
 * Robin saves Luffy and Zoro from falling as they kill the dragon using her power.