None of the videos are mine!
As fore the people you can dare:
Sans, Papyrus, Mettaton, Flowey, Toriel, Asgore, Frisk, Chara, Undyne, Alphys, Gaster (though he’s not introduced yet), Red/Fell, Ink, Error, Dream, Blueberry/Blue, Nightmare, Killer, Dust, Horror, Cross, Lust/Unlust, Fallen Stars, Fresh, Epic, Reaper, Geno, and Me! I just realized that’s a lot but eh who cares XD