Formerly known as just Nitehawk Interactive, NIG is a small indie d20 publisher that is based in Lorain, OH. It's flagship product is the world of Outcastia which they published unofficially for AD&D and is now producing for d20 games. The d20 version is the 5th edition of Outcastia. NIG (as the company is referred to at times) is operated by it's publisher Nitehawk Jarrett. It became an actual publishing entity in 2004 and released its first product, The Adventurer's Handbook (Core Rules Supplement I), in early 2005. They have currently released a total of twelve products; the last of which was the Tome of Terrors for the Outcastia setting.