Matt Damon and Ben Affleck were found at the Rio In Las Vegas playing a bit of No Limit Texas Hold'em, reportedly at stakes of $100/$200 with pots at this level reaching the hundreds of thousands! Once it was announced that they would be taking their seats, a flurry of pros scrambled to take the remaining seats around the table! The stars are expected to compete today in the 2007 World Series of Poker Main Event. A $10,000 buy-in No Limit Texas Hold'em poker tournament spanning 11 days and the most coveted title of the Poker tournament calendar.