Is Shanks's Gryphon not included in the Grade Swords list, although it is able to withstand Whitebeard's bisento? - Quora

Is Shanks's Gryphon not included in the Grade Swords list

Is Shanks's Gryphon not included in the Grade Swords list

What are the Twelve Supreme Grade Swords (One Piece)? - Quora

Is it possible that One Piece is Roger's sword 'Ace' and Shanks

How powerful is the Gryphon sword in One Piece? - Quora

Is Shanks's Gryphon not included in the Grade Swords list

What is Shanks' Gryphon's sword grade in One Piece? - Quora

What would have happened if Sengoku continued the Marineford War

What is Shanks' Gryphon's sword grade in One Piece? - Quora

Is Shanks's Gryphon not included in the Grade Swords list