Devoid (This card has no color.)
When Incubator Drone enters the battlefield, create a 1/1 colorless Eldrazi Scion creature token. It has "Sacrifice this creature: Add C."
6, T, Sacrifice Myr Incubator: Search your library for any number of artifact cards, exile them, then create that many 1/1 colorless Myr artifact creature tokens. Then shuffle your library.
As Urza's Incubator enters the battlefield, choose a creature type.
Creature spells of the chosen type cost 2 less to cast.