4* cosmic max upgrade

Pete4ever_khan

Have 3 cosmic t4 cats. Pls suggest
None dupped
Thor hela superior ironman
Hyperion venompool

Also have a few other that dont really care for
Spidey morales (duped)
Groot, kingroot, miss marvel, blackbolt. Thor. Pls suggest. I do not have any 5* cosmic to upgrade

Fhfjghhggggjfhfjg

Hyperion for sure he hits like a truck and has great power gain