This card is categorized as a player effect. It forces the target to bid last in the market phase. the effect does not go away and is stackable. In the event that multiple players have the slush effect the player with the most instances of heavy slush on them will play last. If two or more players have the same number of heavy slushes attached to them then they roll for who goes first. It has power 1. The minimum bid is 40 gold. It is not able to block anything.