In the Undertale AU known as Underswap, Napstablook is the one who end up as a robot called Napstabot, instead of Mettaton.

DJ Pon-3 is a My Little Pony whose name was given to her by fans. Her real name is Vinyl Scratch and she uses DJ Pon-3 as a stage name when she DJ’s. Appropriately, her cutie mark is a musical note.