Jingle Bones Artist's Note:I'm sure that Underground Santa has all the monsters covered, so don't worry Papyrus! Writer's Note: Posted on December 24, 2015 by Sarah Yoshi and filed under Video Games, Neeeeeeeeerd Stuffs~, WTF and tagged Undertale Toby Fox Papyrus sans Undyne Alphys Santa Claus Christmas Merry Christmas.