The first expansion to the card game flip city reuse adds 2 more card stacks to buy from for a total of 4 new buildings plumber shop flipped side renewal agency flea market flipped side recycling bin the plumber shop allows you to force each opponent to discard the top card which is public knowledge or the bottom card which you do not get to look at beforehand of their deck you chose top or bottom and the effect is applied to all opponents the ren