Powers & Abilities - How many seconds can Sanji hold Enma

Roronoa Zoro/Abilities and Powers, One Piece Wiki

Does Sanji have the ability to access Conquerors Haki in One Piece, given the right circumstances? - Quora

Sanji/Abilities and Powers, One Piece Wiki

One Piece: Sanji's Hell Memories technique explained - Dexerto

Why are people in denial about Enma the one giving Zoro the power to cut Kaido? : r/OnePiece

One Piece: Future Power-Ups For Zoro

Sanji/Abilities and Powers, One Piece Wiki

Facts About Enma [spoilers up to 1003] : r/OnePiece

Powers & Abilities - An Explanation of The Deal With Enma

Sanji/Abilities and Powers, One Piece Wiki

Character Discussion - Why Sanji has more self respect as a fighter than Zoro, without even having fight oriented dream?