Connor Bremner on Twitter: "Covalent enemy concept - The VortiZombie. If a Headcrab were to get its claws on a Vortigaunt, the results would be ghastly to put it lightly. #halflife #halflife2 #
Skins (Half-Life) > Zombies | DS-Servers
Skins (Half-Life) > Zombies | DS-Servers
Headcrab png images | PNGEgg
Headcrab Zombie by TmoeGee | Half life, Zombie, Dark creatures
Zombie HL1 Servers, Half-Life 1 monitoring
Skins (Half-Life) > Zombies | DS-Servers
Restored Zombie model addon - Half-Life - Mod DB
They Hunger: reanimating Half-Life's shambling total conversion | PC Gamer
Armored Headcrab Zombie - CONCEPT image - 1187 mod for Half-Life 2 - Mod DB