Luffy vs Kaido was the most powerful fight in the wano arc. However, this fight also proves that Gear 5 Luffy may not be the strongest character yet.
Gear 5 Luffy May Not be the Strongest Character in One Piece and His Fight with Kaido Proves it - FandomWire, gear 5 luffy vs kaido
One Piece: The true powers of Luffy's Gear 5 explained - Dexerto
How strong is Gear 5? Where do you scale this transformation? And do you think it would be on par with UI? : r/PowerScaling
One Piece Trailer Teases Luffy's Gear 5 - How Does It Compare To The Manga?
Gear 5 Luffy May Not be the Strongest Character in One Piece and His Fight with Kaido Proves it - FandomWire, gear 5 luffy vs kaido
One Piece: 5 Terrifyingly Strong Characters Who Can Beat Luffy Even in His Gear 5 Form
One Piece: This is why Luffy's Gear 5 wouldn't defeat Goku's Super Saiyan form - Meristation
Delve into the world of One Piece: How strong is Gear 5 Luffy?
Gear 5 Luffy May Not be the Strongest Character in One Piece and His Fight with Kaido Proves it - FandomWire, gear 5 luffy vs kaido