King of Oblivion and keeper of the Star Memory, a world-cataclysmic phenomenon that recurringly appears in Rave Master. It is the central source Star Memory from where it slumbers for eternity. Before the final climax against Lucia, it is revealed to be the true origin of all the Dark Brings as the Dimension-Destroying Dark Bring: Endless (次元崩壊DB) when all the five Mother DBs assemble.
After reassimilating back to its DB form, it takes the form of a dark-colored slimeball on a necklace.
Said to be the king of the past who was born from humans' memories, a beast whose only purpose is to annihilate all living beings and "false" history. Endless grows by accumulating hate and ambition, making it be indescribably unstoppable. 
Powers and Abilities
As its title suggests, it gives its user the power to destroy dimensions and said to hold all the powers of the five Mother Dark Brings.