sentences:  Former Major League Baseball player Darrell Evans served as the game's "Ambassador" for the majority of its history until shortly after the ESPN deal was signed.After the release of Ultimate Baseball Online 2006 (known simply as UBO), the game had officially ended its Beta phase.Netamin announced a monthly subscription fee for UBO in September 2006, consisting of a $7.95 monthly fee for early adopters and a $9.95 monthly charge for new players.