[Underswap: Distrust - Phase 4] Final try / Special attack

Song by Nelchael: https://soundcloud.com/nelchael-recabarren Sprite: https://www.deviantart.com/undersprites/art/Disbelief-Sans-Sprite-Sheet-686702369 Original animation by Dedede the superstar warrior: https://www.youtube.com/user/mmkskskskskk/featured