Undertale/The Grim Adventures of Billy & Mandy

Cast
 * W. D. Gaster as Grim
 * Asriel as Billy
 * Frisk as Mandy
 * Toriel as Gladys
 * Asgore as Harold
 * Monster Kid as Irwin
 * Annoying Dog as Saliva
 * Grillby as Nergal
 * Heats Flamesman as Nergal Jr.
 * Knight Knight as Jeff
 * Chara as Mindy
 * Shyren as Eris
 * Doggo as Hoss Delgado
 * Mettaton as Dracula
 * Temmie as Fred Fredburger
 * Papyrus as Lord Pain
 * Nice Cream Man as General Skarr
 * Undyne as Toadblatts
 * Alphys as Squid Hat
 * Snowdin Shopkeeper as Aunt Sis
 * Napstablook as Nigel Planter
 * Fuku Fire as Mrs. Butterbean
 * Sans as Principal Goodvibes
 * Muffet as Velma Green
 * Madjick as Boogey
 * Burgerpants as Dick
 * Bratty as Judy
 * Catty as Tanya
 * Gerson as Poppin Lockin
 * So Sorry as Melvin
 * River Person as Creeper
 * Jerry as Lord Moldy Butt