Ank-Rihl, the Ruin Mage

+1: Target Creature gets -1/-1 until end of turn, if a creature would die from this damage Ank-Rihl gains loyalty equal to its toughness.
-5: Target desert becomes a black and green land under your control it has "{t}: add {b} or {g} to your mana pool.
-12: All creatures get -6/-6 until end of turn, for each creature destroyed this way search for a basic land and put it on to the battlefield tapped.