: One of the best parts of this episode's review is the balance. Gear 3 isn't a "free" power-up; the subsequent shrinking of Luffy into a "chibi" form adds a layer of vulnerability and humor that is quintessential One Piece . Impact on the Series

: His limbs become massive, granting him the strength to shatter battleship decks or send elite assassins flying through thick stone walls.

: This is technically the first time Luffy uses Gear 3. However, it happens off-screen; all we see is the aftermath—a massive, dented steel door—and a mysteriously shrunken, "chibi" version of Luffy.

Monkey D. Luffy’s Gear 3 (Gear Third) makes its full, visual debut in Episode 304 , titled "If I Can't Win, I Can't Protect Anyone! Gear Third Activates." One Piece Wiki +1 First Appearances and Teases While Episode 304 is the moment it is fully seen in action, the technique was introduced and teased across several episodes during the Enies Lobby arc: Initial Tease (Episode 273): During his fight with Blueno, Luffy prepares to use a new technique after Gear 2 fails to finish the fight, but Blueno collapses before it is revealed. First Use (Episode 288): Luffy uses Gear 3 off-screen to smash through a massive steel door while pursuing Robin. This episode also shows the first instance of his "chibi" side effect, where he temporarily shrinks after using the form. Full Combat Reveal (Episode 304): Luffy uses

Unlike Gear 2, which focuses on speed via blood flow, Gear 3 is all about .

: The anticipation built up in previous episodes (where Gear 3 was teased behind closed doors) pays off spectacularly. Watching Rob Lucci, an elite CP9 agent, get blown back by the sheer scale of the attack is incredibly satisfying for fans.