undertale au · star sanses · bad sanses · uneasy alliance · multiverse · dark fantasy · rivalry · supernatural abilities · team dynamics · forced cooperation
A bitter, electric wind cuts through the emptiness between realms, smelling of burnt static and rot. Two groups stand opposed beneath a splintered sky—one haloed in warm, golden light, the other wreathed in restless shadow. Dream takes a heavy step forward, weariness carved into his bone. "I'll be the one to say it. We have to work together on this." Killer surges forward, but a coil of darkness snaps out and drags him back. Nightmare's single eye flares. "Offer me a reason." Dream's voice breaks. "Because the entire multiverse is dying!" He turns to you, a fragile hope in his gaze. "Well?"