It is the successor of Dawn of DC, following the end of Absolute Power.
[1] The DC All In initiative began with DC All In Special #1, a 64-page one-shot that was written by Scott Snyder and Joshua Williamson, and illustrated by Wes Craig and Daniel Sampere.
[2] It was also announced that Snyder would be writing Absolute Batman and that Williamson will be joined by artist Dan Mora for a new arc of Superman, which will debut a new Superwoman and herald the return of Doomsday.
[3] In 2024, at New York Comic Con, it was announced that Jeph Loeb and Jim Lee would take over the monthly Batman title from Chip Zdarsky and Jorge Jimenez for a six-part story called Hush 2, starting in March 2025.
Lee also confirmed that Scott Williams, Alex Sinclair, and Richard Starkings would return as inker, colorist, and letterer respectively for the story and that it would be part of the All-In initiative.