I swear so many times I've looked for a mod and gotten so close to getting it only to find not only is what I look for lost, but nobody has ever asked for reuploads, here are some lost mods that I can't die peacefully without ever obtaining:
https://web.archive.org/web/20111119163614/http://www.wadsinprogress.info/?a=listwads&wad=1396
https://www.youtube.com/watch?v=najKrenSg3o
https://zandronum.com/forum/viewtopic.php?f=53&t=5858
https://web.archive.org/web/20111119225044/http://www.wadsinprogress.info/?a=listwads&user=wadaholic
(all the mods on this page besides shotgun frenzy and total chaos, I asked Wadaholic already and he didn't have them)
https://forums.duke4.net/topic/9953-evil-people-tc-for-duke3d-13/
https://forums.transfusion-game.com/viewtopic.php?t=1120&start=15
https://forums.3drealms.com/vb/showthread.php?t=28943&page=3
https://www.youtube.com/watch?v=PF0FML_xHeA
If anyone has any of these or even remnants of them please do share.