For many, the v09.29.2020 build remains a nostalgic marker of when the Aftermath story was the "new" conclusion and the community was still buzzing with speculation about who would fill the final slots of the roster.
While this version represented a complete package at the time, it was the final state before the release of Mortal Kombat 11: Ultimate in November 2020. That subsequent update added , bringing fan favorites Mileena and Rain , along with guest star Rambo, to the final 37-character roster. Mortal Kombat 11 – v09.29.2020 All DLCs
General fixes for Co-Op Tower lobbies and UI snapping issues. The Bridge to "Ultimate" For many, the v09
Addressed issues with 21:9 aspect ratio match searches and refined mouse functionality in menus and Photo Mode. General fixes for Co-Op Tower lobbies and UI snapping issues
The Official MK11 Release Notes for this specific version focused on seasonal content and quality-of-life improvements: