underswap sans sprite by drunkm3m3r underswap papyrus sprite by "teodore from knowyourmeme" (i saw it somewhere else but i don't have the link anymore) saness by sr pelo megasans x by https://www.deviantart.com/obstinatemelon/art/Song-That-Might-Play-When-You-Fight-Sans-Tribute-565429308 ness by nintendo in order of being played: 1. sans. - Undertale (Toby Fox) 2. Song That Might Play When You Fight Sans / STMPWYFS - Undertale (Toby Fox) 3. A Real Sansation! - Underswap (Keno9988) 4. Megalovania (Toby Fox) 5. Megalomania - Live-A-Live (Yoko Shimomura) 6. Reanimation - Underswap (Keno9988) 7. The Flintstones Theme / Grand Dad - Hanna-Barbera (Hoyt Curtin) 8. The Jetsons Theme - Hanna-Barbera (Hoyt Curtin)