Sauron, the one true lord

X: Drain the Dead: Sacrifice two target Black non-land permanents (X has a maximum value of 3 for this ability)
-5: Empower Underlings: All Red and Black creatures gain +1/+1 until end of turn.
-10: Spare the Wretched: Sacrifice X non-land permanents that your opponent controls, create that many 1/1 Red Black Orc creature under your control.