Glitch [DISCONTINUED]

What would happen if all the Sans's from 21 other Au's suddenly appeared in the Undertale universe? Undertale has lots of Au's. Some happy, and some...not so cheerful, but they all have something in common. They have a certain skeleton someone. Sans. - - - - - - - - - - - - - - - - - - - - - - - - - - - This story...