Marceline, Sweet Vampire

Whenever Marceline enter the battlefiled or attack, you may sacrifice a creature to place a blood token on your side of the battlefield. Whenever you sacrifice a creature, you may place on the battlefield a creture with a mana value less or equal to the mana value of the sacrificed creature Partner with Bubblegum “I’m not mean. I’m a thousand years old, and I lost track of my moral code”