Luftschloss

Supply

Synergy

Medium (63)
Engine 80%Trash-for-benefit 80%Alt-VP / Rush 75%
Gardens/Silk Road + gainer + +Buy Castles + Engineer

Cheap alt-VP piles score best when you can gain/buy many cards per turn to pad the deck count — the generalized Beggar/Gardens pattern.

Self-duplicators accelerate three-pile endings Changeling + Castles

Port/Magpie/Experiment empty their own piles fast, pairing with Gardens/Silk Road rush plans.

Variety payoff + broad gainer/+Buy Temple + Engineer

Fairgrounds/Museum/Horn of Plenty want many differently-named cards; Workshops and +Buy make one-of shopping cheap.

Variety payoffs vs self-duplicators Temple + Changeling

Menagerie-style payoffs want unique names; self-duplicating cards work against that plan.

Victory-cards-matter + alt-VP rush Shepherd + Castles

Crossroads/Shepherd-style payoffs for revealing/discarding Victory cards pair naturally with Gardens/Silk Road-style rush plans.

Landscape