Well, just 2 weapons made out of the Deus Ex weapons in TF2 by Bri, I just ported them to Gmod since there isn't anyone to do it for some reason.

The original SFM addon:
https://steamcommunity.com/sharedfiles/filedetails/?id=2205012426

Includes:
weapons\sleeper\c_sleeper.mdl
weapons\puncher\c_puncher.mdl

Credits :
Valve - Team Fortress 2
Bri - Original creator of the models.
NeoLin - Porting to Garry's Mod.