In the vast, infinite Over-Time Stream, countless powerful beings and monsters who had once taken the stage in the history of the multiverse slept within their respective eras.
They were scattered like stars, piecing together the airtight, logically consistent history of the multiverse like perfectly meshing gears.
They were the cornerstones upon which the reality of the multiverse was built. Without them, reality would immediately collapse. This was an inviolable law—unless someone powerful enough intervened.
(Note: For example, during the Death Metal event, the Mother of the Multiverse Perpetua directly destroyed the Over-Time Stream, yet reality still existed!)
Anti-Monitor and World Forger were Sixth-Dimensional Gods. They existed in the Sixth Dimension, the central control room of the multiverse. They were immortal and indestructible, and even if they were killed, they would resurrect in the Sixth Dimension.
They were the most powerful gods in the multiverse besides the creator goddess, the Mother of the Multiverse Perpetua—or at least among the most powerful.
But the history of the entire multiverse was far too long, so long that many people often forgot that Pepatua actually had three children.
Besides Anti-Monitor, who had remained active throughout the history of the entire DC Universe, and World Forger, who had worked silently before ultimately creating the two major events Dark Nights: Metal and Sixth Dimension, her other beloved son, Monitor, seemed to have abruptly vanished behind the river of DC Universe history.
At the end of the Infinite Earths Crisis, Anti-Monitor murdered Monitor, and that action left him severely weakened.
It was not until after Supreme Superboy broke through the Paradise Dimension and invaded the Prime Universe alongside Alexander Luthor Jr., triggering Infinite Crisis, that Monitor decided he lacked the ability to control his enormous body. Thus, he split himself into an entire race to manage