O que é o Gear 5 de Luffy em One Piece?

Quem viu por aí, já sabe: Luffy conseguiu, ele dominou a internet ao lado de um termo: Gear 5 - Mas o que ele significa?

One Piece' Fans, Knowing That Luffy's Gear 5 Exists Does Not Spoil

Product Name: XS X YANG STUDIO ONE PIECE GEAR 5 LUFFY, SIZE: 66 CM (H), Material: Resin, Color: As the picture shows, Package: Original Box,

One Piece - XS X YANG STUDIO ONE PIECE GEAR 5 LUFFY

Gear 5 Luffy: Everything You Need To Know - But Why Tho?

PRE-ORDER - One Piece S.H.Figuarts Monkey D. Luffy (Gear 5 Ver

One Piece: Why Gear 5 Is The Perfect Power For Luffy

One Piece The Grandline Series Extra Monkey D. Luffy (Gear 5 Ver.)

One Piece fans react to monumental Gear 5 episode

One Piece confirms 2 Gear 5 episodes arriving sooner than expected

Luffy Gear 5 Luffy, Luffy gear 5, Monkey d luffy

Luffy Gear 5, One Piece, ワンピース