X can't be greater than the number of players in the game.
Reveal cards from the top of your library until you reveal X land cards. Put those land cards onto the battlefield tapped and the rest on the bottom of your library in a random order.
NM-Mint Foil - $5.20
Lightly Played Foil - $4.70
Moderately Played Foil - $4.10
Heavily Played Foil - $3.60
Damaged Foil - $2.60
NM-Mint Foil Non English - $5.20
Lightly Played Foil Non English - $4.70
Moderately Played Foil Non English - $4.10
Heavily Played Foil Non English - $3.60
Damaged Foil Non English - $2.60