King Pooh is a paralell version of Pooh seen by Piglet. He lives in Chess Land and rules over it. He only appeared in the The New Adventures of Winnie the Pooh episode A Knight to Remember.
Eeyore the Dragon roared around Chess Land, causing bothers to everyone. One day, the Bishopper Bounce found Piglet and Pooh made him a knight. After he saved the kingdom, Pooh made Eeyore the Knight to Remember and allowed Piglet to return to his world.