行商人
+1 Card
+1 Action
+1 Coin
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During a player's Buy phase, this costs 2 Coin less per Action card they have in play.
Peddler is a cantrip from Prosperity costing 8 Coin that gets 2 Coin cheaper to buy per Action card in play. During the Action phase of a turn, Peddler's cost is always 8 Coin, which allows trash-for-benefit cards to get proportionally more value out of it than you spent to buy it.