Whenever Tyrannosaurus Rex attacks, exile the top card of each player's library, then you may cast any number of spells from among those cards without paying their mana costs.
NM-Mint Foil - $38.10
Lightly Played Foil - $36.20
Moderately Played Foil - $34.30
Heavily Played Foil - $30.50
Damaged Foil - $24.80
NM-Mint Foil Non English - $38.10
Lightly Played Foil Non English - $36.20
Moderately Played Foil Non English - $34.30
Heavily Played Foil Non English - $30.50
Damaged Foil Non English - $24.80