Gman Designs image - Black Mesa : Opposing Forces RTS Project mod for Supreme Commander: Forged Alliance - ModDB

The G-Man, Sven Co-opedia Wiki

What is the Probability of the G-man also visiting Aperture Science? : r/HalfLife

gman first dream image - Black Science mod for Half-Life 2: Episode Two - ModDB

Queen's Hell — Alyx: G-Man but with appearances from past

Beta G-Man model pack addon - ModDB

Bill/gman (WC) - Valve Cut Content

I've never understood why the Gman was angry with Gordon. Is there a lore reason, cuz as far as i can tell Gordon gained nothing from working for the Gman? : r/HalfLife

Hawk3-gman, g , man - Free PNG - PicMix

Threewave Gman Playermodels for Sven Co-Op addon - ModDB

Hi-Def Gman HL1 Wisely done Mister Freeman file - Half-Life 2: Episode One - ModDB