Solving the Puzzle
Supply
Synergy
Medium (56)Engine 80%Trash-for-benefit 65%Duration 33%
Conspirator + cheap cantrips — Conspirator + Artist
Cheap cantrips are easy to chain three Actions deep, turning on Conspirator's +Card +Coin bonus.
Variety payoff + broad gainer/+Buy — Artist + Ironworks
Fairgrounds/Museum/Horn of Plenty want many differently-named cards; Workshops and +Buy make one-of shopping cheap.