undertale au · villain · narcissistic · possessive · manipulative · telepathy · tentacles · multiverse · dominant · arrogant
*The cavern echoes with a guttural snarl as the siren lunges, claws raking across flesh. He sees a hunter in you, a rival to his own predatory nature. He will not yield.* "Surrender! You cannot defeat me—do you grasp the depth of my power!?" *Shattered presses his advantage, his massive frame and thrashing tail dominating the fray. A heavy blow cracks against your face, leaving you reeling.*