Doom Codexery

TeamTNT

Distributed Doom mapping group behind Final Doom's TNT: Evilution.

TeamTNT was a loosely organized group of Doom level designers that grew out of an active Doom editing mailing list in late 1994 and early 1995. The group is most famous for producing the *TNT: Evilution* episode of *Final Doom*, along with a number of free level packs and development tools for *Doom II*. Their source ports, BOOM and Boom-DM, became popular among level creators during the peak of Doom modding in the 1990s.

The group originally split into two teams: the Alpha group, focused on level design and mods using existing *Doom II* assets, and the Beta group, which worked on partial and total conversions involving new sprites. The Beta team disbanded soon after the formation of The TeamTNT Trust, the legal entity that handled negotiations with Id Software for *Final Doom*. By February 1995, the team had 104 members, including everyone from the original mailing list.

Membership declined through the late 1990s, settling at 35 to 40 active members by 1999, with another 40 former or inactive members still listed. Paul Fleschute split off his "Ultimate Invasion" project from TeamTNT, but it was never released. Several TeamTNT members also worked on the LUC project, a game based on the *Quake II* engine being developed by Suspension Software; its website went down in the late 2000s with no release. Most of TeamTNT’s ongoing projects were canceled in 2007, and the group’s last level pack, *Eternal Doom IV*, came out in 2008. Website administrator Ty Halderman kept the /idgames archives running until his death from brain cancer on July 31, 2015.

All of TeamTNT’s releases were free except for *Final Doom*, though that game was later offered as a free update to console owners of *Doom II* in 2019. Several releases were collaborations with other developers or groups. The team’s output includes: *Icarus: Alien Vanguard* (March 1996), *Final Doom* (June 1996), *Bloodlands* (August 1996), *Grievance* (December 1996), *Pursuit* (October 1997), *Eternal Doom* 1–3 (November 1997), *Eternal Deathmatch* (June 1998), *Reclamation* (February 1999), *The Return* (October 1999 to September 2000), *Daedalus: Alien Defense* (December 2003), and *Eternal Doom IV: Return From Oblivion* (January 2008).

Several projects were canceled, as noted on TeamTNT’s future projects page in 2007.

Quick Facts

Industry
Video games
Founded
1994
Defunct
2015
Founders
Ty Halderman
Key People
Paul Fleschute
Num Employees
104
Num Employees Year
1995

Facts from the source article.

Lore & Background

TeamTNT developed from the highly active doom-editing mailing list in late 1994 and early 1995. The group originally formed as a two-group entity: the Alpha group focused on level design and mod work using pre-existing Doom II resources, and the Beta group focused on partial and total conversions including sprite changes. The Beta team dissolved shortly after the official formation of The TeamTNT Trust, the legal entity that dealt with id Software during negotiations concerning Final Doom. As of February 1995, team membership numbered 104 members, including all former members of the doom-editing mailing list.

During the late 1990s, membership declined and fluctuated; as of 1999, membership ranged from 35 to 40 members, with as many as an additional 40 former and inactive members still listed on official member lists. Paul Fleschute broke his 'Ultimate Invasion' project away from TeamTNT, though this project never emerged. A number of TeamTNT members were also involved with the LUC project, a game then being developed by Suspension Software based on the Quake II engine; the LUC website went down at some point in the late 2000s without release. Most of TNT's ongoing projects were cancelled in 2007, and the last level pack released by the group was Eternal Doom IV in 2008. TNT website administrator Ty Halderman continued to maintain the /idgames archives until his death from brain cancer on July 31, 2015.

Reader's Guide

TeamTNT's significance lies in their contributions to the Doom modding community during the 1990s. Their commercial release, Final Doom, brought their work to a wide audience, while their free level packs such as Icarus: Alien Vanguard, Bloodlands, and Daedalus: Alien Defense provided extensive content for players. The BOOM and Boom-DM source ports became essential tools for level designers, enabling more advanced modding capabilities. The group's collaborative structure, involving both internal teams and external groups like Team Eternal, produced a series of releases that sustained interest in Doom modding long after the original games. Their resources remained online until 2015, and Final Doom was later packaged as a free update to console owners of Doom II in 2019, extending their legacy.

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