Lets talk about Looter Professions.
I've only had one evening with it, and I hunted on Ark. Not much of a test sample, but it's a start.
Day1:
Looter levels: 17 animal, 16 mutant, 12 robot.
Mobs tried: Scoria, Teladon, Mutated Riptor, miner bots in underground (forgot the name), mutated...