Powers & Abilities - The KohRog Proof.. Zoro no AdCoC..

Powers & Abilities - AdCoC Lightning is Red, KoH Lightning is Black.., Page 14

ZORO'S SECRET ABILITY!

Do you think Zoro will be stronger than Roger by EoS? : r/OnePiecePowerScaling

Zoro didnt use advanced conqueror in ashura against kaido. Whenever someone has used ACOC, there is always one thing in common ,which is streaks of conquerors haki (black lightning) from the weapon.

One Piece: The importance of Zoro having Conqueror's Haki

Powers & Abilities - Does Zoro have AdvCoC?, Page 24

Black Emperor Pathway/Abilities, Lord of the Mysteries Wiki

What kind of power could be hidden behind the closed eye of Zoro after 2 years of training? - Quora

Which CP0 technique would most likely benefit Zoro? - Quora

Zoro Strikes a Nerve with King