Who to rank up??

SDAATR

So i am in a confused kind of situation right now
I am exploring Act 4 Chapter 4 , so make your suggestions according to that
Whom should i take up in each of this class??
In mutant
R5 duped 4* Wolvie
R5 unduped 4* Archangel
R3 unduped 5* X-23
In skill
R5 duped 4* Gwenpool
R3 unduped 5* Gwenpool
In Cosmic
R5 4* unduped Medusa
R5 4* unduped Hyperion
R5 4* unduped Hela ( i have ThorR,Loki,Meph and Dorm )
In Mystic
R5 4* unduped Scarlet
R5 4* duped Mephisto
R5 4* unduped Hood
R5 4* unduped Dormamu
R3 5* unduped Iron fist
In Tech
R5 4* unduped Green goblin
R5 4* unduped Vision
R5 4* unduped Doc oc
And yes , as i have limited t4b , whom should i rank up first ?

SDAATR

If you can ignore the dupe , do so coz eventually I'll dupe them all soon ( except the 5 stars )
So i don't want to regret my rank ups
Thanks

shadow_lurker22

Arch Angel, 5* Gwenpool (first), Hyperion,and Mephisto