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ID158-Discard-Discarded Jokers Can Never be Called or Picked up from the Table
Question: A Player discarded a Joker but named it the same as the previously discarded tile. If I missed the previous discard and need the tile it was named, can I call it for an exposure?
Answer: Joker can never be called for an exposure. A discarded Joker is considered a DEAD tile.
Source: Mah Jongg Made Easy 2024, page 24, #10