This build introduced the (Layer 6) and the Fraud Layer (Layer 7). Here is the narrative context of what was inside that .zip file: Binary Trading: App Source Code Upd
Based on the filename ULTRAKILL.Build 14344626.zip , this refers to a specific pre-release development build of the game , developed by Arsi "Hakita" Patala and published by New Blood Interactive. Saling Mendesah Cewek Tocil Bilang Sedap Banget Wot Better Instant