If you would pay life while your library has at least that many cards in it, exile that many cards from the top of your library instead.
[+1]: Look at the top two cards of your library. Exile one of them and put the other into your hand.
[-2]: Create two 1/1 black Nightmare creature tokens with "At the beginning of combat on your turn, if a card was put into exile this turn, put a +1/+1 counter on this creature."
[-7]: Target player exiles the top X cards of their library, where X is the total mana value of cards you own in exile.
Near Mint - $2.50
Lightly Played - $2.25
Moderately Played - $2.00
Heavily Played - $1.50
Damaged - $1.25
Near Mint Non-English - $2.50
Lightly Played Non-English - $2.25
Moderately Played Non-English - $2.00
Heavily Played Non-English - $1.50
Damaged Non-English - $1.25
Foil Prices
Near Mint Foil - $3.25
Lightly Played Foil - $3.00
Moderately Played Foil - $2.75
Heavily Played Foil - $2.00
Damaged Foil - $1.75
Near Mint Foil Non-English - $3.25
Lightly Played Foil Non-English - $3.00
Moderately Played Foil Non-English - $2.75
Heavily Played Foil Non-English - $2.00
Damaged Foil Non-English - $1.75