They come at night, scratching at the locked doors, howling and mindless. No-one alive has seen them up-close; not their mottled, grey flesh, their emaciated forms, the claw-like nails erupting unnaturally from the tips of their fingers, not even their blood-stained, needle-like teeth. The only familiar part of their appearance is their infamous eyes: huge, yellow, pupil-less and glowing in the darkness. Instinct: To tear the living limb from limb

• Tear through flesh
• Howl with fury
• Charge on all fours