For anyone who says that pokerstars players are the best, they are way off. The best players may come from pokerstars, but they are rare in the field. Plus both WSOP winners aren't even considered good players on pokerstars. Pokerstars sends such a huge field they are bound to get the winners. The worst players are also on pokerstars bc it is so popular. Ultimate bet has the most experienced players overall. For multi table tourneys, Pokerstars is by far #1.