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 - $0.40
Lightly Played - $0.30
Moderately Played - $0.30
Heavily Played - $0.20
Damaged - $0.20
Near Mint Spanish - $0.40
Lightly Played Spanish - $0.30
Moderately Played Spanish - $0.30
Heavily Played Spanish - $0.20
Damaged Spanish - $0.20
Foil Prices
Near Mint Foil - $3.10
Lightly Played Foil - $2.50
Moderately Played Foil - $2.20
Heavily Played Foil - $1.90
Damaged Foil - $1.60
Near Mint Foil Spanish - $3.10
Lightly Played Foil Spanish - $2.50
Moderately Played Foil Spanish - $2.20
Heavily Played Foil Spanish - $1.90
Damaged Foil Spanish - $1.60