Tech 4* rank 5

Hazerface

I pulled 4* stark Spider-Man today.
I also have 4* Starlord sig60

I can only bring one to 5/50.

Which will help me better in act 5-3 thru 5-4?

My other tech rank5 options are
4* ultron sig 20
4* Green Goblin sig20
4* Doc Octopus unawakened
5* Green Goblin unawakened
5* Civil warrior unawakened

Boboman

Stark if had not already ranked him up