24 through 26 at Caesars Palace, the same venue where the event was held from 2006 through 2011. After a one-year hiatus, the tournament returned for a final time in 2013. In October 2011, NBC announced that the National Heads-Up Poker Championship would not return in 2012, ending the championship's seven-year run. The championship was the first poker event to be televised on and produced by a major U.S. The participants include many of the world's most successful poker players, as well as celebrities. It is a $25,000 'buy-in' invitation-only tournament organized as a series of one-on-one games of no limit Texas hold 'em matches. The National Heads-Up Poker Championship was an annual poker tournament held in the United States and produced by the NBC television network.