Celeste, Fallen Guardian

When Celeste, Fallen Guardian gets +1/+1 for
each card in your graveyard.
{b/g}{b/g} Remove two counters from Celeste,
you may play target spell that shares a color with
Celeste from a graveyard until end of turn.
{3}{b/g} Remove two counters from Celeste,
you may play target spell that doesn't
share a color with Celeste from a graveyard.
"You will know betrayal as I have come to."