Rayger, The Dominant

+1: Put a +1/+1 counter on target creature you control. If you control no creatures, put a loyalty counter onto Rayger instead.
0: Until the end of the turn, Rayger becomes an X/X Reptile Warrior creature with Indestructible, where X are the number of loyalty counters on him.
-6: Put three +1/+1 counters on each creature you control. Prevent all damage that would be dealt to them until the end of the turn.