Katara Suth

+2: Target creature gets +1/+0 until end of turn, gain life equal to its toughness
0: Exile the top card of your library, if it is a creature card with mana value 3 or less, put a loyalty counter on Katara and repeat this process.
-5: You gain life equal to the total toughness of creatures you control with mana value 3 or less. You may cast a card exiled with Katara this turn.