Rorri, Hydra of Growth

: Rorri, Hydra of Growth enters the battlefield with x additional loyalty counters on it, if x is 10 or more, draw 5 cards
+2: you may sacrifice a creature, if you do Rorri, Hydra of Growth deals x damage to any target where x is that creatures power.
-12: Transform Rorri, Hydra of Growth.