Tough time choosing my first r4

I honestly don't know what to do and thought I'd look for some opinions ....
I can r4 basically anyone on my roster. Prof X, Nick fury, Knull, Tigra and Angela all awakened and decent sig. Scorpion, CGR and Ultron unawakened.....
Am I an idiot having a hard time choosing especially considering I use Ultron and Angela more than anyone in most Meta up to now.....I'm on 7.2
I can r4 basically anyone on my roster. Prof X, Nick fury, Knull, Tigra and Angela all awakened and decent sig. Scorpion, CGR and Ultron unawakened.....
Am I an idiot having a hard time choosing especially considering I use Ultron and Angela more than anyone in most Meta up to now.....I'm on 7.2
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Comments
If you can't you can always spam special 1 damage is still pretty good
NF nothing more than a BG defender nowadays.
I would wait for better options.