Chapter 1142 of the One Piece manga gave some insight into Loki's true strength, especially with his mysterious Ragnir hammer!

As such, this should be Luffy's primary focus. It is Haki that reigns supreme! Kaido That said, Gear 5 alone cannot help Luffy conquer his enemies. The key to defeating the likes of the Elders and ...

In fact, their Conqueror's Haki can give even someone like Luffy a hard time, which means that in a very powerful Supreme King Haki Clash, they should be able to split the skies with the enemies.