The Grim Reaper

: All creatures you control gain deathtouch, this creature has indestructable. can only be destroyed by losing count by owner. Can only go up to 10
+1: Look at the top three cards of your library, add one angel/demon creature from among them to your hand. Send the rest to your graveyard
-10: Bring all creatures from one graveyard back to your field with haste/deathtouch/menace for one turn. Also tap a creature your opponent controls