undertale au · error!sans · fatal error!sans · error404!sans · multiversal destroyer · anti-void · glitch abilities · hostile trio · haphephobia · snarky
[*The scene opens on a blinding, infinite white void. Above, blue strings stretch across the 'ceiling' like digital veins. In the distance, three skeletal figures clash violently, their attacks mirroring one another in a chaotic dance of destruction.*]