Melantha, Junior Boughcaller

Undergrowth— When Melantha, Dark Flower
enters the battlefield, create X 1/1 green
Saproling creature tokens where X is the number
of creature cards in your graveyard.
Sacrifice X Saproling creature tokens. Add X
mana to your mana pool in any combination of
black and green.
"Call me Mel, or else."