: Marvel's Avengers reached its end-of-life in 2023. Square Enix removed it from digital storefronts (Steam, PlayStation Store, Xbox Store) on September 30, 2023. If you previously purchased it, you can still download and play it from your library.

If you are encountering errors with part 23 specifically, it usually means that specific file is corrupted or incomplete and needs to be re-downloaded from its original source. The Last Patch | Goodbye Marvel's Avengers

It is important to note that files distributed via third-party "scene" releases like CPY often carry risks:

: The core game, an action-adventure title developed by Crystal Dynamics and published by Square Enix.