Episode 991

"Enemy or Ally? Luffy and Yamato!" is the 991st episode of the One Piece anime.

Anime Notes

 * The anime adds the following:
 * Big Mom continuing to chase Usopp and Chopper. The moment when she hit the Brachio Tank V (which caused it to later activate the leg parts of the General Franky robot) is also seen.
 * Big Mom leaving after Prometheus notifies her of the location of Nami's group.
 * Robin and Jinbe arriving at the Skull Dome. The former also knocks out a Beasts Pirates member who tried to flirt with her.
 * Kaidou criticizing Orochi.
 * Luffy breaking free from Yamato's grip.
 * A brief flashback of Yamato's fight against Ace.
 * The anime extends the following:
 * The Gifters trying to persuade Zoro to join Kaidou.
 * Zoro's fight against the Gifters and other subordinates.
 * Luffy and Yamato's fight.
 * Page one calling for Beast Pirate medical team to check up on Ulti and see if she is okay