Gman Theory - Garry's mod IS CANON : r/HalfLife

What is the lore of Half Life franchise? - Quora

Gman Theory - Garry's mod IS CANON : r/HalfLife

The G-Man sighting that nobody ever talks about for some reason ‍♀️ : r/ HalfLife

Why is this guy's name G-Man? Did his parents not give him a real name? Are they stupid? : r/HalfLife

G-Man Skibidi Toilet, Skibidi Toilet Wiki

Grigori, Half-Life Wiki

You should head to bed then, my dear. — Y'all heard of the 'G-Man is a Shu'ulathoi' theory

The G-Man, Half-Life Wiki

G-Man Theory [Alyx Ending Spoilers] : r/HalfLife

SFM] The Gman through time by Jarg1994 on DeviantArt

I've finally figured it out. G-MAN is short for Gordon's Manager. I am 100% sure of this.The whole world must know. More details in comments : r/ HalfLife

Steam Workshop::The cool gmod addons me and my friends use