After the design of Icon was done, Long was made the line developer for the Star Trek: Deep Space 9 role-playing game.
Unlike current web enhancements, which are simply additions that can be added to the end of a book, LUG took a unique approach, by planning the enhancements ahead of time, and printing a small Icon symbol at various points in a given book, informing the reader that additional material on the subject-at-hand was available on the company's website to read or download and print.
Many additional books and supplements were planned, and quite a few had various chapters already written in varying degrees of completion when the product line was cancelled.
Steve Kenson has posted his unfinished manuscripts on the Star Trek: The Lost Episodes pages of his website.
The Next Generation: Narrator's Toolkit was reviewed in the online second version of Pyramid which said "Within this tome are the most useful instructions on how to run a role playing game that I have ever seen set to paper.