Lore: Fanon encounters Gaster and becomes more determined to kill you.
Phase 1: Never slacked off before
Fanon broke the fight button before he gets killed and injects himself with DT, spinning a red bone and points at you.
Phase 2: blocked once more.
Fanon gets controlled by Gaster however the attacks are almost unavoidable.
Phase 3: 👎︎✡︎✋︎☠︎☝︎ ✋︎💧︎ ☝︎✌︎✡︎
After Phase 3, Sans gets hit. After that, he absorbs the 6 souls.
Phase 4: Burn in HELL!!!