So I looked through Undertale's art book... and Holy Shit
19:19
Find in video from 10:42Final Thoughts and Theories
So I looked through Undertale's art book... and Holy Shit
52.7K viewsAug 9, 2023
YouTubeTheoryCrafter
We Were All Wrong! Papyrus IS The Knight!(Deltarune Theory Analysis)
17:57
We Were All Wrong! Papyrus IS The Knight!(Deltarune Theory Analysis)
55.4K views4 months ago
YouTubeNynjaNyck
10 Unbelievable UNDERTALE Theories That Change Everything! Undertale Theory | UNDERLAB
10:26
Find in video from 00:33Introduction to Undertale Theories
10 Unbelievable UNDERTALE Theories That Change Everything…
749.5K viewsAug 17, 2017
YouTubeUnderlab
The Original Dark World | Undertale Theory
22:18
The Original Dark World | Undertale Theory
8.6K views10 months ago
YouTubelluminate
Stars, Crystals & SOULs - UNDERTALE Theory
4:36
Stars, Crystals & SOULs - UNDERTALE Theory
1.7K views7 months ago
YouTubeOctaniko
All UNDERTALE Lore Within Legends of Localization Revealed!
45:50
Find in video from 01:08Misconceptions About the Book
All UNDERTALE Lore Within Legends of Localization Revealed!
73.4K viewsNov 18, 2023
YouTubeJaruJaruJ
The Undertale Yellow Artbook
40:45
The Undertale Yellow Artbook
36K views11 months ago
YouTubeCiblesGD
4:37
Undertale : theory of everything | phase 1 | chromatic aberration
179 views1 month ago
YouTube§ zord §
12:08
Undertale Theory: The REAL Reason Alphys Built Mettaton
3.1K views9 months ago
YouTubeFrutiShade
Let's Talk about Deltarune Lore & Theories before Chapters 3&4 Rel…
46K views9 months ago
YouTubePhisnom
1:15:01
I Solved Undertale and Deltarune (and Toby Fox too) | Light World D…
47.6K views7 months ago
YouTubeHoward Blast
15:06
Reviewing your Deltarune Theories
8.4K views5 months ago
YouTubeThe Noble
18:53
Find in video from 08:32The Main Events of Undertale
The Complete Undertale Timeline - Pacifist | The Leaderboard
3.5M viewsMay 8, 2020
YouTubeThe Leaderboard
1:13:56
Explaining ALL LORE in Deltarune Chapters 3 and 4! | Deltarune Cha…
587.6K views6 months ago
YouTubeSpookyDood
26:26
Mastering Foreshadowing || DELTARUNE and UNDERTALE [Th…
81.5K viewsMar 17, 2024
YouTubeDantes_Integrity
42:25
The Sans the Fandom Forgot | Undertale Character Analysis
774.7K viewsSep 29, 2024
YouTubeDorked
8:08
Remember Those Old Deltarune Chapter 1 Theories?
230.4K views10 months ago
YouTubeKris_Roomba
9:48
UNDERTALE developer proves he's a genius with a book full of unuse…
57.2K views4 months ago
YouTubeハナ / ゲームのマル秘教室
40:22
A Complete Review of Undertale Yellow
377.7K viewsDec 9, 2024
YouTubeShayy
0:58
Flowey has a partial soul (Undertale)
4.3K views8 months ago
YouTubeSkySpiral7 Explainer
13:25
The Knight's Identity and Hometown's Motives: A Deltarune …
30.6K views5 months ago
YouTubeDraexzhan
14:16
Figuring Out DELTARUNE Chapter 5's Secret Boss (And Strategizing)
173.9K views5 months ago
YouTubeGoldpro
19:41
Follow up to Mastering Foreshadowing || DELTARUNE [T…
21.1K viewsApr 14, 2024
YouTubeDantes_Integrity
25:24
Find in video from 00:35Introduction to Game Theory
MatPat’s FINAL Theory!
13.5M viewsMar 9, 2024
YouTubeThe Game Theorists
48:45
UNDERTALE - Part 1 (Full Series)
10.1M viewsJan 30, 2016
YouTubePewDiePie
14:26
All OFFICIAL Endings! (MatPat's FINAL Theory)
1.6M viewsMar 12, 2024
YouTubeGTLive
20:40
Alphys Wrote ALL the True Lab Entries | Undertale Analysis
93K viewsFeb 18, 2024
YouTubeDorked
23:39
Does ENTRY 17 Take Place in DELTARUNE’S WORLD?!! - Under…
69.8K viewsNov 4, 2024
YouTubeTheSoph™
53:28
Is Chara the Narrator of Undertale? (Kinda... not really) - Undertale Th…
66K views9 months ago
YouTubeTheSoph™
8:38
Find in video from 00:57Hope Theory
Undertale Theories Tier List (Part 1)
4.9K viewsJun 15, 2024
YouTubeKustopia
See more videos
Static thumbnail place holder

Short videos

0:22
Exploring Manipulation and Lies in Undertale Fan Theo…
97.4K viewsFeb 9, 2024
TikToksillyclownguyy
0:08
Understanding Killer Sans in Undertale Lore
148.8K views5 months ago
TikTokgihachan
0:15
Exploring the Depths of Sans' Story in Undertale
1.2K views3 months ago
TikTokonepieceaway
0:29
Frisk LV 20 Theory in Undertale Speedpaint
1.8K views1 month ago
TikTokl1k3andl0v3
0:24
This HAS TO BE a Direct Undertale to EarthBound R…
7.1K views11 months ago
YouTubeNush And Doza
0:55
Exploring Gaster's Fascination with Doors in …
2.5K views2 months ago
TikTokpicklebloom_
0:06
Exploring the Undertale AU: A Journey with Sans
18.4K views9 months ago
TikTok.eiramm
1:02
Exploring Undertale and Deltarune Concepts
535 views4 months ago
TikTokjazzleontrim
0:17
Exploring the Dark Side of Undertale Characters
109.8K views4 months ago
TikToksukiroryu
0:24
Undertale 10th Anniversary Reveals New Gaster Lore
212.3K views2 months ago
YouTubeCiblesGD
0:58
Flowey has a partial soul (Undertale)
4.3K views8 months ago
YouTubeSkySpiral7 Explainer
Understanding Sans from Undertale: Exploring Fellsans
46.5K views7 months ago
TikTokcrying_sans1
0:23
Exploring Sans and Papyrus from Undertale
4.1K views8 months ago
TikTokturtle_time47
0:28
All Secrets of Undertale Revealed
53.9K viewsFeb 1, 2022
TikTokyarilo20080
0:19
TEMMIE'S ORIGINS in UNDERTALE SECRET? #u…
355.9K views2 weeks ago
YouTubeElliotOnline
0:12
The Gauntlet of Deadly Terror | Undertale
7.3K views4 months ago
YouTubeRefereeClark
0:05
Exploring Sans and Error Sans in Undertale AUs
11.1K views7 months ago
TikTokpinkcottoncandyss
1:39
Kriss' True Soul Color #deltarune #undertale #und…
2K views2 months ago
YouTubeTremorox
0:40
The Biblioxes FORSHADOW Deltarune CHAPTER 5! #de…
21.5K views1 month ago
YouTubeDLTFN
0:31
New GERSON LORE UPDATE in UNDERTALE? #undertal…
380K views2 months ago
YouTubeElliotOnline
Static thumbnail place holder