2:41 (Undertale AU) Swapswap - MEGALOMAYHEM (Cover by Charty, Original source) 0:51 The Best Boss Intro Ever 3:20 MEGALOMAYHEM (cover) 2:04 SwapSwap - Megalomayhem [] Tark's Cover 3:14 swapswap:MEGALOMAYHEM 4:18 Megalolazing With Lyrics - Undertale Original AU 3:15 Megalomayhem - Slowed 3:39 [SwapSwap] Megalomayhem (My Take) 0:20 megalomayhem 2:28 (Megalomayhem) - {Cover}