Scion of Nothing

Shades and Demons you cast cost {1} less to cast,
and Shades and Demons you control gain +1/+1.
"The various Scions of Nothing are used as power conduits to fuel the Nothing's shape. Those
unlucky enough to find themselves trapped in the
nothing could become Scions themselves to serve as
links to other planes of reality."
—Vanax, Vedalken Lead Professor of
Alternate Planar Research.