Ultimate Black Hole

The Ultimate Black Hole is a legendary prison for the universe's worst criminals. It's the largest black hole in the Looniverse, a billion light years from the Loonivearth. It is protected by two RACelestials and three hundred Ninja Suns.

During Beige Countdown, the Legion of Net.Villains journeyed there to recruit the cosmic criminals, with the LNH in hot pursuit. Using the Power Kirby to evade the Ninja Suns, Mynabird, Arthur E.L. Presence, and Vector Prime found themselves in an afterlife-like place, facing a barefoot girl in a long white dress, with unkempt hair and black, empty eyes, who told them that she was the Ultimate Black Hole...