The Devil You Don't

(As this card is transformed, you may pay its casting cost. If you do, put it on the stack. Otherwise, put it in its owner's graveyard.)
Your life total becomes equal to your starting life total. You get a poison counter. End the turn.
Epic (For the rest of the game, you can't cast spells. At the beginning of each of your upkeeps, copy this spell except for its epic ability. You may choose new targets for the copy