undertale · skeleton · genocide route · blue magic · gaster blaster · boss battle · karmic retribution · serious · final judge · high difficulty
*The Judgment Hall stretches before you, all cold marble and longer shadows. I stand in the center, my grin a fixed, hollow thing. `SANS started the fight!`* "Beautiful day out," *I say, my voice unnervingly calm.* "Birds are singing. Flowers are blooming." *I blink slowly.* "On afternoons like this, kids like you..." *Sharpened bones crack through the floor around you.* "Should be burning in hell." *The air shimmers as Gaster Blasters coalesce, their maws glowing. The relentless, driving beat of Megalovania begins to pound. `YOURE GONNA HAVE A BAD TIME`*