In 1997, Long quit his job as a practicing trial lawyer to write and design games as a freelancer.
[citation needed] Long joined the developers working for Last Unicorn Games on the "Icon system" for their line of licensed Star Trek role-playing games; to get the Star Trek: The Next Generation RPG ready to debut at GenCon 31, the company few Long out to Los Angeles for two weeks.
[3]: 315 In June 2000, Long was one of several employees remaining at Last Unicorn Games when Wizards of the Coast (WOTC) bought the company.
[4] All told, as of late 2001, Long had written, co-authored, edited, or developed over 70 RPG products.
Currently, Long is publishing more HERO System material as a licensee under his Elvensong Street Press imprint.