Each form of G4 is suited for specific situations, Snakeman is all about attack speed, Boundman more of an allrounder, but also a powerhouse and Tankman is all about defense.
Against Doflamingo, Luffy required Boundman's power as emphasized:
Against Katakuri, Luffy required Snakeman's speed as emphasized:
And yet Luffy choosed to go all out and for the weakest version of G4, , instead of Boundman which has access to his strongest attack, to take down the toughest being in the manga?to take down the toughest being in the manga?
Obviously you could always argue that Luffy is bound to lose regardless of which form of G4 he enters and that he needs to come up with something new, but the way it's written is not really in- character imo.
Thoughts?
Against Doflamingo, Luffy required Boundman's power as emphasized:



Thoughts?