5* Killmonger worth a skill gem?

CodeOmega

Got this as my v4 gem. Not sure how to feel. Could hold for Aegon. This is my current skill roster: got nick maxed and blade is also duped. Could also go for korg

Fhfjghhggggjfhfjg

No. I'd save it for aegon

monomugg

korg definitely not
km is ok, but aegon is way better