This spell costs 1 less to cast for each card type among permanents you've sacrificed this turn.
Flying, trample, haste
Whenever Korvold deals combat damage to a player, put X +1/+1 counters on Korvold and draw X cards, where X is the number of permanent types among cards in your graveyard.
Near Mint - $0.95
Lightly Played - $0.90
Moderately Played - $0.76
Heavily Played - $0.57
Damaged - $0.47
Near Mint Non-English - $0.95
Lightly Played Non-English - $0.90
Moderately Played Non-English - $0.76
Heavily Played Non-English - $0.57
Damaged Non-English - $0.47
Foil Prices
Near Mint Foil - $3.00
Lightly Played Foil - $2.75
Moderately Played Foil - $2.25
Heavily Played Foil - $1.75
Damaged Foil - $1.50
Near Mint Foil Non-English - $3.00
Lightly Played Foil Non-English - $2.75
Moderately Played Foil Non-English - $2.25
Heavily Played Foil Non-English - $1.75
Damaged Foil Non-English - $1.50