half life 2
Strider

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Striders are capable of pursuing hostiles in both confined streets and open plazas, even crouching down to fire at enemies who seek cover under overhangs or in bombed-out buildings.
The Strider's body is covered in a smooth brown carapace or exoskeleton. On the "head" of the Strider is a rapid-firing pulse cannon, with a heavier warp cannon suspended below. The three long legs of the Strider are tipped with sharp spikes and a rosette of finer, hair-like spines.
While walking about or attacking, Striders produce many different vocalizations, such as growls, groans, whoops, and howls; when killed, they let out a mournful cry. In addition, Striders will leak a yellow substance when their interior is damaged, and their carapace contains a large, somewhat human-looking brain.
According to Ted Backman, Striders that are seen on Earth are not biological creatures with cybernetic implants but, rather, (PLS IGNORE THE PIC BRUH 😭💀🗿)