Soulbound Shepperd

+3: Add 2 mana to your mana pool. if your pool is full, add 1 lingering mana instead.
-4: Until the end of your next turn. whenever a unit you control is being dealt damage, reduce that incoming damage by 1.
-8: Shuffle me into the deck. you may add 5 lingering mana to your mana pool and draw 2 cards or place a claimed unit into play.