67 Theory in Deltarune... Why Is W.D. Gaster Green?! Reacting to Hidden Undertale/Deltarune Lore
39:16
67 Theory in Deltarune... Why Is W.D. Gaster Green?! Reacting to Hidden Undertale/Deltarune Lore
2.2K views3 weeks ago
YouTubeBilalDoesLife
Why W. D. Gaster is Cloud Strife!!
0:14
Why W. D. Gaster is Cloud Strife!!
1 views3 weeks ago
YouTuberockrheadHD
Exploring the Mystery of W.D. Gaster in Undertale
0:29
Exploring the Mystery of W.D. Gaster in Undertale
7.4K views4 months ago
TikToktomislav_team_fortess_2
Undertale Gaster Secrets
17:41
Undertale Gaster Secrets
6.8M viewsJun 8, 2016
YouTubeMerg
Gaster... Undertale Fangame
24:52
Gaster... Undertale Fangame
658.7K viewsNov 19, 2016
YouTubeMerg
W. D. GASTER | Undertale Fangame
27:16
W. D. GASTER | Undertale Fangame
1.4M viewsJul 30, 2018
YouTubeMerg
Undertale - Gaster's Theme
0:35
Undertale - Gaster's Theme
710.7K viewsSep 20, 2015
YouTubefishfriend
10:27
Undertale DDD (S1 EP3.5) Genocide Gaster Fight ~ Distortion Event #1
2.7M viewsJun 22, 2017
YouTubeTheking35
11:42
The TRUTH to Gaster finally revealed! - Undertale & Deltarune
40.9K viewsMar 13, 2021
YouTubeCiblesGD
6:30
Game Theory: Gaster FInally UNMASKED! (Deltarune / Undertale Connection)
Trailer
4M viewsDec 22, 2018
YouTubeThe Game Theorists
4:18
Undertale reacts to W.D Gaster compilation
128.8K viewsSep 21, 2020
YouTubeLord'd YT
19:56
Intro to Game Theory
103.9K viewsApr 30, 2016
YouTubeKatherine Silz-Carson
3:11
Undertale - Sans VS W.D. Gaster
916.3K viewsJun 19, 2017
YouTubeWhite Sint
14:19
Undertale - Gaster & Deprived Gaster Fight (Fan-made)
14.8M viewsFeb 13, 2016
YouTubeA Huge Pancake
4:02
The TRUTH to GONER KID revealed! - Undertale & Deltarune
25K viewsMar 23, 2021
YouTubeCiblesGD
6:58
All Gaster SECRETS in Deltarune! (Deltarune secrets)
700.7K viewsNov 15, 2018
YouTubeSuperHorrorBro
19:42
Gaster's True Power! Undertale Fangame
592.1K viewsNov 25, 2016
YouTubeMerg
1:08:33
1. Introduction: five first lessons
1.2M viewsNov 21, 2008
YouTubeYaleCourses
3:24
All W.D. Gaster encounters in Undertale
2.1M viewsOct 24, 2015
YouTubeBadhamKnibbs
30:48
Dark, Darker, Yet Darker (Gaster theme remix) extended
7.4M viewsNov 16, 2015
YouTubeAthrizel
17:35
Game Theory: Super Mario Maker, BIGGER than the UNIVERSE!
11.7M viewsAug 6, 2017
YouTubeThe Game Theorists
17:25
Game Theory: Who is W.D. Gaster? (Undertale)
15.4M viewsFeb 4, 2017
YouTubeThe Game Theorists
0:05
Wd gaster voice-Sound effect (Undertale)
286.7K viewsDec 21, 2018
YouTubeDr.Badvibes
14:11
Gaster's Final Secret Revealed | Undertale Theory | UNDERLAB
865.6K viewsJan 11, 2017
YouTubeUnderlab
3:34
Gaster's Appearance CONFIRMED And More! Undertale | New Gaster Info Revealed! UNDERLAB
112K viewsMay 31, 2017
YouTubeUnderlab
10:44
Undertale - The Mystery of W. D. Gaster
1.4M viewsNov 10, 2015
YouTubeSwankyBox
13:25
Game Theory: Hello Neighbor - The DEVIL is in the Details!
7.5M viewsAug 29, 2017
YouTubeThe Game Theorists
16:59
Game Theory: The Many Sides of W.D. Gaster EXPOSED! (Undertale)
10M viewsFeb 18, 2017
YouTubeThe Game Theorists
15:13
Game Theory: Gaming's Biggest Mystery SOLVED! | Half Life G MAN Theory
7.1M viewsAug 15, 2017
YouTubeThe Game Theorists
2:51
Bill Cipher vs W. D. Gaster - Uber Rap Battle #11
670.3K viewsJul 5, 2019
YouTubeUBERocity
See more
Static thumbnail place holder