3 -6* Rank 1 to 2 Gems

ramsey8582

I’ve got 3 6* Rank 1 to 2 gems. Who should I use them on? I already have:
Rank 4 - Herc
Rank 3 - Nick Fury, Apoc, Corvis and CGR
Rank 2 - Moleman, Kingpin, Kitty and Diablo

Leaning Nimrod, Torch and Hyperion

Luke9523

Warlock, Hyperion & Human Torch would be my choices