Medusa

Deathtouch, reach
Whenever an enchantment is put into your graveyard from anywhere, you may pay {p/b}{p/g}.
If you do, return it from your graveyard to
your hand.
"This body is my appearance before being cursed by Athena. Even I don't know when I will turn into a monster. If you're afraid, it's better to cut off your contract with me while you can."