Priscilla the Fallen

+1: Valkyrie creatures you control gain +1/+0 and gain haste until end of turn.
-2: Deal 3 damage to any target. If this ability kills it's target, put 2 loyalty counters on Priscilla the Falllen.
-6: Priscilla the Fallen becomes a 5/5 creature with Trample and Doublestrike until end of turn.