Wd hands down. got the poison neck, where im immune to it. goes in, all cooldowns (garg, big bad) then the dog(s) go insane, and I stand infront of him. channelig vamp bats .P
I just built one out of Wizard scraps a couple of days ago and he's doing T4 Ghom ~40 GPH (not very good but also fine with a pile of Rares) without any issue.