Quote Originally Posted by Icapica View Post
There's also Dark Confidant, though you'd be taking close to two damage per turn on average.

Edit -https://go.twitch.tv/videos/185778032?t=04h33m55s Human deck against Grixis Delver on SCG. There's Confidants in the deck. The player seems to be the same guy who won the modern tournament.
Said player went 5-4, so there's definitely room for improvement.