Weve shorn up the ramping options with the addition of One Jump Ahead to assist your Mickey Mouse Detectives
Youll want this in a Saprolings deck since that life gain piles up, but in any other sacrifice deck, Ravenous Harpy will probably be a better threat
Also, Olivia Voldaren is red in addition to black, and Threaten-effects are a mainstay there, it's Captivating Vampire that's the rare "flavor over color pie"-effect we're talking about
Its better than Ulamog, the Ceaseless Hunger if youre facing exactly one removal spell (that exiles) and the opponent has no troublesome permanents on the battlefield
When you do this though, you then have to give an opponent control of Humble Defector
You cant use its ninjutsu ability, it suffers from the best ninjutsu cards being in blue, and it isnt a decent rat typal commander