TeamTNT is a well known, prolific group of mappers, most known for creating TNT: Evilution episode of Final Doom, as well as several free level packs for Doom II, including Icarus, Eternal Doom, and Daedalus. Most of TeamTNT has split up, but several members are still around. Try Halderman maintains the /idgames archives, Cadman leads the "Community Chest Part Deux" project, among others. They have also created the Boom source port.
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