Collectors
Supply
Synergy
Medium (71)Engine 100%Throne / Multiplier 85%Trash-for-benefit 80%
Variety payoff + broad gainer/+Buy — Museum + Transmute
Fairgrounds/Museum/Horn of Plenty want many differently-named cards; Workshops and +Buy make one-of shopping cheap.
Multiple Potion-cost piles — Apothecary + Transmute
A single Potion purchase amortizes across piles — a lone Potion-cost card is a cost, two or more is a plan.