Television show wikis are becoming a popular trend for shows that pack a lot of information. Star Trek, Lost...each have their own wikis full of information. NBC's new hit sci-fi drama Heroes is no exception. Heroes Wiki is a fan-based wiki for everything related Heroes. It's a great resource for fans of the show and includes a gallary of Isaac's paintings as well as a comparison of his paintings versus the actual events that unfolded. Wondering how many times "the symbol" has shown up? They've got a collection of appearances.