Olympia

"Unknown entity," the first began, "you are required to—"

The humanoid's foot cracked across the speaker's neck from the side, snapping it. Blood poured out of his mouth and nose. The other D-class began to raise her gun. A blur of two feet, then the barrel of the rifle was protruding through her chest and out through her back. Another Servus turned the corner, reacting to the sound. Fire erupted from the barrel, shaking the dying human the gun was sticking through. Three bullets. Head, neck, and chest. The shooter propped a foot against the D-class, pushed, withdrew the gun, some entrails coming out along with the rifle. Turned, faced David.

http://www.scp-wiki.net/wayward-repel

Wayward Repel: Parable of the Wayward Prince: Gameday canon.