gman madmask addon - Half-Life - ModDB

gman with medmask player model for half life 1 enjoy : )

Gman Zombie [Half-Life] [Mods]

Beta G-Man model pack addon - Half-Life - ModDB

Steam Workshop::Klaus subscribed addons ._.

Steam Workshop::[Half Life: Alyx] Combine Captain [OUTDATED] (NPC, Player, Ragdoll)

Steam Workshop::Half-Life Zombies and Headcrabs Mod (Based on Max_Zombies and Max_Alien by Maxjoiner)

G-Man [Half-Life] [Mods]

HL2 GMan Model Pack for Half-Life [Half-Life] [Mods]

G-Invasion Soundpack addon - EVERYONE IS G-MAN! mod for Half-Life 2 - Mod DB

Changelog 1 news - Half-Life: Assault mod for Half-Life - Mod DB

G-Invasion 2.5 file - ModDB

Steam Workshop::Where is my fucking land

Steam Workshop::Every Original Half-Life Based Addon