Base Set is available

Intrigue is available

Seaside is available

Alchemy is available

Prosperity is available

Black Market is available

Envoy is available

Stash is available

Require a card that provides additional buys

Require a card that provides +2 or more actions

If there's an attack card, require a defense card

Require an equitable distribution of costs

Require Black Market

Require base set cards

Require intrigue cards

Require seaside cards

Require alchemy cards

Require prosperity cards