Sackboy.a.big.adventure.xdelta.update.b9806667....

Based on official release logs and community discussions, patches around that build period usually addressed the following:

: Fixes for a bug where players could get stuck on the Travel Pod (Rocket Ship) after defeating the first boss in local co-op. Sackboy.A.Big.Adventure.XDelta.Update.b9806667....

: Integration of free costume DLC, such as the Gran Turismo Racing Suit or God of War: Ragnarök outfits. Version Identification Based on official release logs and community discussions,

: General bug fixes and performance optimizations reported on SteamDB for the PC port. : Be cautious when downloading

: Be cautious when downloading .XDelta files from unofficial blog posts, as these are third-party patches and not distributed through official platforms like Steam or the Epic Games Store. Sackboy™: A Big Adventure - Steam Community

The specific blog post title "Sackboy.A.Big.Adventure.XDelta.Update.b9806667" refers to a community-shared for the PC version of Sackboy: A Big Adventure .

: A major update on Reddit resolved significant stuttering issues by fixing how shaders were compiled during gameplay.