Luffy's unique Gear Fifth appearance confirms ... This group includes two old foes, Rob Lucci and Kaku, who are both Zoan devil fruits users. Lucci immediately showed his new awakened form ...

Whether they become relentless pursuers of Luffy or unpredictable wild cards in the final war, one thing is sure; this isn't the last viewers will see Rob Lucci and Kaku.

Luffy defeating Rob Lucci is a standout pre-time skip moment for its emotional and physical weight.