Depends on the shadows.
Zoro
Sanji
Law
Shutenmaru
...
..
...
Chopper
Tama
Honestly, I want something else rather than the shadow. I wonder how much effective is DF awakening.
So Luffy will be much slimmer? I guess he would look hilarious despite how serious the situation is. So apparently Snake Man makes G4 much faster than Bounce (or Bound) Man in every way.
I hear something in the wind says "Super Saiyan".