The Archon

Flying, Vigilance
{t}{w}{p/w}Archon Shield (Target creature gains a
+1 +1 counter and a Shield counter.
The creature also gains Deathtouch until
the end of turn.)
{t}{w}{p/b}{p/b}{p/b}{p/b}Virtuous Balance (If your
Devotion to Black is higher than your other lands,
Transform Archon, or search for a new one in your Library or Graveyard
and add it to your hand.)