3:20 Insanity Sans Megalovania With Lyrics | Undertale: Insanity 3:53 INSANITY [Hardmode] - Megalovania V2 (ReveX Cover) ORIGINAL VIDEO 4:07 The Maniacs Fury (Insanity Sans Vs Chara) 7:19 [Undertale Dimensional Nexus] - [Hatred Increase: Murder Sans/Fate Sealed: Insanity Sans - Showcase] 2:53 N/A Original - Desolation (My take of Insanity Sans' Theme) 2:22 [Insanity Duel] Increasingly Crazy 8:42 [Dirtytale]OST-Final Fight: Vs. Insanity sans+[HARD MODE] 3:19 Insanity Sans - Your Fault [Cover V2] 3:17 Your Fault With Lyrics | Undertale: Insanity 3:14 Insanity Sans Megalo - R.U.N. [Original V4] 2:22 showcasing z insanity sans! 3:05 Reupload: Insanity Sans - R.U.N. [v2] 3:16 ULC Extras (Scrapped💔) Soundtrack - INSANITY (Space Jam Mix)/Insanity!Sans BALLIN Skin OST Extras