I will agree with the exclusion of narc, if your running this much draw it doesn't make a lot of sense. However, have you considered fatesticher?
Its in bazaar builds to untap bazaar. but in this it basically reads:

,

, put into play, then untap the land you taped to play it. If you have one in your opening hand, just pitch it and use it later. And it makes a great surprise blocker that generates zombies.
I would run three.
I would also take two needles out of your side and put in Contagions.