6 Scooby-Doo Meets the Undertale Monsters » by Matthais Unidostres After hearing about the Barrier being broken, Mystery Inc. decides that it would be best if they got familiar with REAL monsters before taking on any more mysteries, much to Shaggy and Scooby's dismay. Upon their arrival at the area surrounding Mt. Ebott, the gang soon learns to befriend what they had feared. However, they must also deal with the mystery of a haunted suit of armor!
K+, English, Mystery & Friendship, chapters: 5, words: 19k+, favs: 20, follows: 16, updated: 11/25/2020 published: 10/25/2020, Shaggy, Scooby Doo, Asriel, Monster Kid
1 Scoobytale » by gotosleepryan Exactly what it sounds like on the tin. After being zapped into a video game for the second time in her life, Velma finds herself trying to escape from the underground. The only question she can't answer is, "why is a flower trying to kill me!"
T, English, Adventure, chapters: 2, words: 1k+, favs: 5, follows: 5, updated: 10/29/2020 published: 10/24/2019, Velma, Sans, Mettaton Ex, Flowey
7 Shaggy Goes SICKO MODE on Sans From Undertale by UglyTurnip Shaggy Rogers must use his newfound power to go absolutely sicko mode on his longtime rival: Sans From Undertale. Guest starring Peter Griffin from Family Guy and Thanos of the Marvel Cinematic Universe.
T, English, Drama & Western, words: 1k+, favs: 14, follows: 2, 1/24/2019, Shaggy, Sans
9 repeating, repeating » by ReaperTMWrites A string of arsons sends the gang over to Ebott City, where mysteries abound and their world is turned upside-down when monsters turn out to be real. To top that, strange things have been happening. Things that shouldn't happen. Like, say, a machine suddenly working when it hasn't for over two hundred years...
T, English, Mystery & Adventure, chapters: 2, words: 1k+, favs: 4, follows: 7, updated: 1/30/2018 published: 8/14/2017, Scooby Doo, OC, Lesser Dog, Doggo
6 Under The Scooby Doo (Undertale X Scooby Doo Crossover) » by Luna Moon 201 As Fred and the gangs meet with Fred's grandparents they all would find out a mysterious and horror tale of a hybrid who once had taken so many lives of the humans after the war between two races. But there are more that the gang will meet. These monsters of the Underground will meet the gang and will team up but when Frisk and Scooby both comes up missing they have to work as one.
K+, English, Adventure & Drama, chapters: 4, words: 5k+, favs: 6, follows: 6, updated: 12/11/2017 published: 11/13/2016, Shaggy, Scooby Doo, Frisk, Sans
12 Under Scooby Doo Tale » by Rainbow Meadow 3 Scooby and the gang went to go have fun at the carnival. Daphne was there to meet an old friend back in elementary school. Then as Shaggy and Scooby were enjoying their time eating their food that's when they see a child name Frisk. The two of them helps Frisk to get back to her family once again. Can Scooby and the gang get Frisk back to their family. Read and Find Out.
K, English, Mystery & Friendship, chapters: 6, words: 7k+, favs: 18, follows: 10, updated: 4/26/2016 published: 4/10/2016, Shaggy, Scooby Doo, Frisk