Vow of Wildness
If you can protect the Enchanter long enough to get at least one attack in, you can do busted things, like assemble the combo of Phyrexian UnlifePhyrexian Unlife and SolemnitySolemnity over three turns (casting Zur and attacking twice): Even without putting together a combo, Zur can fetch up Stax-style enchanties like Mystic RemoraMystic Remora, PropagandaPropaganda, Ghostly PrisonGhostly Prison, Blind ObedienceBlind Obedience, and many more
This, in turn, makes Elspeth Tirel a strong fit for the deck, and Miku, Divine Diva an even better one
It was the delighted, frantic laugh of a man who knew he faced his deathwho realized his only hope was to kill first
Thankfully, however, there is a good reason this Lord of the Pit cost so much: its rarity
Its an incredibly simple effect, but its also probably the most obnoxiously abusable card on this list