And the term “outfit” is a very particular word to use here, possibly as a way to deflect fans from guessing.
Stephen Amell obviously isn’t saying that he’s going to, for example, be wearing one of Barry’s Flash suits, or Ray’s Atom suit.
Now, let’s not put on the entire tinfoil suit after donning the cap.
He did share another recent shot where he was being prepped for some kind of prosthetic for the face and chest area, so maybe that has something to do with it.