Dao ta de huang gong - Reveal: Discard this card to play a card from any discard pile in its place. If that card has a reveal ability, use it immediately. Discard that card at the end of this round to its original discard pile.
Jie's palace almost exceeded the technology of his day, and it is said, was built so high that is seemed on the verge of collapsing. It was called Qing Gong-the Tottering Palace.