Any gender is fine for CR or smut. Loki is a physical switch, psychological top--very dominating, caustically so.

Kinks:
Domination
Cruelty, humiliation
Intense emotional engagement
Status play (Loki is your god/king)
Revenge sex
Hatesex
Dub-con
Non-con

Not interested in:
Torture or snuff without prior setup
Woobie tears
Vanilla PWP