Why is everyone so adamant that Zoro is gonna replace the Sandai

Why is everyone so adamant that Zoro is gonna replace the Sandai Kitetsu with the Nidai Kitetsu? Why do they think that he's gonna get Shusui back and that Enma is only

One Piece Volume 91 Cover : r/OnePiece

The hints that Oda has dropped that says Zoro and Sanji are rivals or that Zoro and Sanji are close to each other in strength - An Analysis of Oda's mind

Why is everyone so adamant that Zoro is gonna replace the Sandai Kitetsu with the Nidai Kitetsu? Why do they think that he's gonna get Shusui back and that Enma is only

Zoro vs Sandai Kitetsu but his swords are humanized like Oda drew them in an SBS – From One Piece Party 6 : r/OnePiece

Queen, One Piece Wiki

One Piece/Characters/Straw Hat Pirates - All The Tropes

Cienie Isengardu — Zoro & Sandai Kitetsu

A little Zoro theory I had floating in my mind, what do you think? (spoilers for 1022) : r/OnePiece

One Piece: New World Era / Awesome - TV Tropes

Swords of Zoro humanoid : r/OnePiece