Sugarless Nightmare refers to Sugarless' final Sugar Rush Attack. Sugarless releases eight broadswords at a time, which leave thick trails of curved bullets that follow in lines. Simultaneously, multiple waves of curved bullets spread out across the area.
Trivia[]
Each of the bosses' armors must be broken in order to reveal Sugarless' true form, and reach this Sugar Rush Attack.
The goal of Sugarless Nightmare is to survive before the timer runs out; Sugarless' life bar does not take damage.