Vi, The Protector

+1: Deal damage equal to the amount of loyalty counters on Vi, The protector to any target. Add 2 mana of any color to your mana pool.
-1: Give target creature Guardian, then draw a card for each creature you control with Guardian.
-6: Search your library and/or graveyard for a card named Powder, put it into your hand, then shuffle your library if it was searched this way.