Whenever you cast an instant or sorcery spell with mana value greater than the number of experience counters you have, you get an experience counter. Instant and sorcery spells you cast cost {1} less to cast for each experience counter you have.
Near Mint - $0.60
Lightly Played - $0.50
Played - $0.40
Heavily Played - $0.40
Damaged - $0.30
Near Mint Non-English - $0.60
Lightly Played Non-English - $0.50
Played Non-English - $0.40
Heavily Played Non-English - $0.40
Damaged Non-English - $0.30
Foil Prices
Near Mint Foil - $1.00
Lightly Played Foil - $0.90
Played Foil - $0.70
Heavily Played Foil - $0.60
Damaged Foil - $0.50
Near Mint Foil Non-English - $1.00
Lightly Played Foil Non-English - $0.90
Played Foil Non-English - $0.70
Heavily Played Foil Non-English - $0.60
Damaged Foil Non-English - $0.50