draw pile
The draw pile is the face-down stack from which players take new cards during setup or play in a card game. After the deck is shuffled and hands are dealt, the remaining cards typically form the draw pile — a reservoir of hidden information that feeds new cards into the game.
Draw rules define the information flow of a game. How many cards can a player draw per turn? Is drawing mandatory or optional? Can a player choose between the draw pile and the discard pile? Each answer shapes the pace and strategic texture of play. Mandatory draws inject uncertainty on every turn — you can’t fully plan because your next hand depends on what you receive. Optional draws let players choose between the safety of their current hand and the gamble of new cards.
Whether the draw pile can be exhausted, recycled, or inspected is a major balance parameter. In some games, running out of draw pile cards triggers the end of a round or reshuffles the discard pile back into a new draw pile — effectively recycling information that was previously visible. In others, exhaustion of the draw pile is a permanent constraint that tightens the game as it progresses. The draw pile is the primary source of hidden game state: its contents are unknown to all players, and its gradual emptying is what gives card games their arc from uncertainty toward resolution.