Karmatic Time Trio: Legacy Revived - A Parallel of Former Slackers [Phase 1]

Oh boy. This has been in the works for Over a month now, which is really not how long I want my videos and songs combined to take, but well... Here it is! I am very proud of this video. It's not perfect, nor flawless. There's definitely issues with it. But I am still very proud.

Leitmotifs:
Undertale: Last Breath Remake - still slacking. (v2)
Undertale: HARD-MODE - Megalovania (Homestuck: GRIM-DARK ver.)
Undertale: Karma's a B1# ch - The Devil's Still Waiting (On The Finishline ver., Modified)
Undertale - Once Upon A Time
Undertale - Megalovania
Karmatic Time Trio - No Longer A Bunch of Slackers
Undertale - PAPYRUS' COOL SONG (Leitmotif from The Devil's Still Waiting)
Undertale - Snowdin Town
Homestuck - MeGaLoVaNiA (Leitmotif from The Devil's Still Waiting and HARD-MODE Megalovania)
Super Smash Bros. Ultimate - Megalovania
Underplayer - Coded_To_Reality
Undertale: Last Breath - The Slaughter Continues
Undertale - sans.
Undertale: Last Breath - An Enigmatic Encounter
Undertale: REVENGE (The Unseen Ending) - Striking the Demon Down

Images/Videos Used:
Thumbnail Art - Winter
Sans Battle Sprites - ‪@Shardified‬
Sans Overworld Sprites - Toby Fox/Temmie Chang + Ayzee
Text Boxes - Toby Fox/Temmie Chang + Demirramon
Final Corridor - Toby Fox/Temmie Chang
Attack Animations - Various Sources, most from I'm not Toby Fox either himself or his playlist.
Last Breath Sans (Callback) - Zerjox
Karma's A B1# ch Sans (Callback) - MemeForce
HARD-MODE/Undertale Sans - Toby Fox/Temmie Chang + (insert whoever made the sans speen gif here)
Throne Room - Toby/Temmie
Papyrus, Asgore, and Undyne - Toby/Temmie
Deltarune Battle Background - Toby/Temmie
Earthbound Starman(??) Background - HAL Laboratory
Miscellaneous GIFs - Various Sources