au i thought up of a while ago where the secret bosses would swap places, so spamton in chapter 1 and jevil in chapter 2. didn't really make any lore, just some tracks.
this would play during the scrapton neo boss fight…
black knife is kinda similar to this...
THE TRUE AND NEO PEAK
deltarune but Mettaton drew the Neo body in a physical paper…
Oh hey it's that one puppet guy.