Mason Howl aka Junker king from Overwatch CG.

Trigger word: Masonhowl
Helping prompt: green eyes, under cut, black hair, facial hair, eye piercing, ear piercing, chopped eyebrows
Outfit: necklace, dog tags, green tank top, badge, single shin guard, single knee pad, ring,

Could try using "left arm tattoo" and "right arm tattoo", but not always work.
Add "Metal teeth" in negative prompt if the teeth are weird.