Korvold, Gleeful Glutton - Extended Art [WOC-38]

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.