Decaying Survivor

At the beginning of your upkeep, put a -1/-1
counter on Decaying Survivor. You may discard
a card from your hand.
{1}{b}: Exile target card in a graveyard. If it was a
creature card, put two +1/+1 counters onto
Decaying Survivor. If it was an artifact card,
create a Treasure token. Otherwise, create a
Swamp Anima token.