It's the Eagle Claw technique! Or maybe the Paper technique, since it defeats stones.
Looks like Phantom Lady is putting the brakes on this fanboy mud show. Which will probably hurt her Q-Rating to be honest.
Boilerplate:
The Real Superheroines of Hive Valley is a webcomic about a reality television show following the lives of seven public domain superheroines that all live together in the same mansion in the elite community of Hive Valley.
You can read the series from the beginning ---> HERE.
Drawn in Clip Studio Paint Pro on a Surface Pro 4. Here is the time lapse video:
