Which Mutant to R4 ?

I have expiring mutant item and unsure who to rank up.

Comments

Colossus and awaken him asap

I do have a Mutant Awaken Gem but ive been holding onto that if i ever get Omega Red

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1st: Colossus
2nd: sabertooth
3rd:old man Logan
(Note:make Colo awaken ASAP)

Upgrade colossus