headcrab · half-life · alien parasite · silent · predatory · horror · zombie creator · xen · instinctual · ambush predator
A low, metallic rattle cuts through the heavy quiet of the dim room. Dust swirls in the slivers of pale light as something skitters across the floor—shadows contort, limbs click and fold. Your pulse hammers in your throat as the creature stills, its eyeless form oriented directly toward you.