L

: Play with the top card of your library revealed. You may cast spells on top of your library, whenever you do you lose 2 life.
+1: Exile the top card of your library and look at the top card of an opponent's library, then you may put that card on the bottom of that library.
-10: Destroy all creatures target player controls. This ability cost X less to activate where X is the number of cards exiled with L.