Corruption Is The Final Boss Of The Pacifist Route Which The Fight Takes Place In The Top Of BossFightin Peak. His Corruptablaster Will Alway's Keep Firing At You And That Corruptablaster Also Has Infinite HP. You Beat Corruption By Keep On Complimenting On How ???? Can Change If Only ???? Tried, Eventually, Corruption Gets Tired And Just Lets You Win Before Disappearing Forever In To BossFightin Peak's Lake.