Astraea, Praetor's Infiltrator

Changeling (This card is all creature types.)
{t}{p/w}: Exile Astraea, Phyrexian Infiltrator, then
return it to the battlefield at the beginning of the
next end step.
{t}{p/u}: Draw a card, then put a card from your
hand on top of your library.
{t}{p/b}: Sacrifice a creature. Destroy a creature an opponent controls with equal or lesser toughness.
New Phyrexia cannot allow the Mirran Resistance to develop without proper supervision.