It is highly regarded as a satisfying payoff after an extended fight, with fans appreciating the unique, almost comedic nature of the "Boundman" form contrasted with its immense power.
One Piece Episode 726, titled "Gear 4th! The Phenomenal Boundman!", is a pivotal installment in the Dressrosa Arc, featuring the debut of Luffy's Gear 4 transformation. Watch GR One Piece 726GR
Luffy successfully lands heavy blows on Doflamingo, shifting the tide of the battle and forcing the Warlord on the defensive. It is highly regarded as a satisfying payoff