KGB said: Spiderman may also be worthy of champing if you also have the other 4* spider characters (SpiderGwen, 2099, Miles) champed since they can form a super synergy team of web tile awesomeness that can take down high level teams (L400 plus)KGB
DAZ0273 said: I would also say that whilst Ghost is pretty good, I find that I don't really use her as I have Karnak champed and he is far more devastating.X-23 is worth considering because she is normally an Essential in X-Men v Apocalypse (assuming we will get more Boss Battles).