Galadriel, Gift-Giver

Whenever Galadriel enters or attacks, choose one — • Put a +1/+1 counter on another target creature. • Create a Food token. (It's an artifact with "2, T, Sacrifice this token: You gain 3 life.") • Create a Treasure token. (It's an artifact with "T, Sacrifice this token: Add one mana of any color.")