10 Unbelievable UNDERTALE Theories That Change Everything! Undertale Theory | UNDERLAB

My Patreon:   / underlab   A video explaining why I use Patreon and why I'd so massively appreciate it if you'd like to contribute:    • My Last Ever Video? UNDERLAB   Here's my very first UNDERTALE top 10 (rather than top 5), and it features some of my best theories to date! I've hand picked a few of my most outlandish ideas, along with creating several entirely new ones to create a video that will hopefully completely challenge your perception of UNDERTALE, opening up dozens of new possibilities that show the game in a completely different light! Enjoy! The CORE's Greatest Secret | Undertale Theory:    • The CORE's Greatest Secret | Undertale The...   What Can The Legendary Artifact Really Do? SOLVED! | Undertale Theory:    • What Can The Legendary Artifact Really Do?...   What Was Gaster's Final Experiment? | Undertale Theory:    • What Was Gaster's Final Experiment? Undert...   Sans, Papyrus Etc All Used to be HUMANS! | Undertale Theory:    • Sans, Papyrus Etc All Used to be HUMANS! U...   Underlab explores the secrets and obscurities of UNDERTALE, that game everyone seems obsessed with. There's a lot of said secrets and obscurities. Like, a lot. It also showcases and explains the lore and story of the game in an attempt to explain, clarify, and perhaps even discover completely new stuff... Underlab on Twitter:   / underlabyoutube   King Mel's music channel:    / kingmel   Miridin's theory channel:    / @miridin9883   UNDERTALE is a game by Toby Fox Awesome channel art by FrauLion!   / frau-lion   "Best Friend" art by Moofinseeker Harry Wakamatsu created the UNDERTALE replica fonts used in this video UNDERTALE sprites ripped by The Spriters Resource community (thanks UnderFail, JamminJelly and ILLUUM) UNDERTALE OST extended by Elu Tran Extremely convenient save states provided by HylianAngel Special thanks to my best friend(s) Buy UNDERTALE here: http://undertale.com/ (six out of seven dogs recommend it)