You may look at the top card of your library any time. You may play lands and cast spells from the top of your library. If you cast a spell this way, pay life equal to its mana value rather than pay its mana cost. {T}, Sacrifice ten nonland permanents: Each opponent loses 10 life.
NM-Mint - $8.20
Lightly Played - $7.80
Moderately Played - $7.40
Heavily Played - $6.60
Damaged - $5.40
NM-Mint Non English - $8.20
Lightly Played Non English - $7.80
Moderately Played Non English - $7.40
Heavily Played Non English - $6.60
Damaged Non English - $5.40