You can cast spells only during your turn and you can cast no more than two spells each turn. You may cast spells with mana value less than or equal to the number of lands you control without paying their mana costs.
"Just tell us how many you want and get out of the way."
Near Mint Foil - £1.30
Lightly Played Foil - £1.10
Moderately Played Foil - £0.90
Heavily Played Foil - £0.70
Damaged Foil - £0.40
Near Mint Foil Non English - £1.30
Lightly Played Foil Non English - £1.10
Moderately Played Foil Non English - £0.90
Heavily Played Foil Non English - £0.70
Damaged Foil Non English - £0.40