Marco has been fighting King and Queen for 30-45 minutes (based on the G4 time limit) while healing everyone on the live floor.
Yet people are still gonna find some way to clown him for losing in a 1v3 against a combined force with a bounty well over 3 billion.
Useful abilities we've seen from Marco that he didn't use during Marineford:
- Healing others/covering a large area with his flames
- Using his flames offensively (shockwaves/blasts againsts Big Mom, King, and Queen)
I don't think Marco has a hybrid form other than transforming his arms and...
Marco fought admirals.
Marco fought Blackbeard at a disadvantage.
Marco fought fucking Big Mom.
Oda literally called Marco "incredibly strong" in an SBS.
Marco is currently making two calamities bleed at the same time.
"HaHA but ApOo alSo did that."