Whenever Etali, Primal Storm 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.
Near Mint - $600
Lightly Played - $500
Moderately Played - $400
Heavily Played - $400
Damaged - $300
Near Mint Spanish - $600
Lightly Played Spanish - $500
Moderately Played Spanish - $400
Heavily Played Spanish - $400
Damaged Spanish - $300