With featuring Arsenal and Chelsea it is the first release of the series which offered fully licensed clubs from the Premier League, which is one of the 3 unlicensed leagues of the game. There are also 3 licensed leagues just like in the predecessor Pro Evolution Soccer 4. The game also includes 3 fully licensed leagues, which are the Spanish Liga Española, the Dutch Eredivisie and the Italian Serie A (with the exception of Cagliari). (wikipedia.org)