Even the Apocalypse could not keep me from watching!!!!
Other possibilities-
Michonne - but she did already get to stick him once.
Maggie - just an all around exceptionally attractive bad ass lady.
Wet Nurse - whose name i can’t recall- she did handle Merle with her pistol prowess.
Carol - she needs more notches on her kill stick.
Merle - assassin when he needs to be.
or watch it could be the gov’s advisor he does him in :D
His aid might. He doesn’t like seeing children sent to war. He didn’t like the governor’s deception, saying to have snipers around to take out the other side when they come back to negotiate in two days.