Subject: Analysis of digital distribution, update protocols, and downloadable content (DLC) for Attack on Titan 2 on the Nintendo Switch, with reference to NSP file structures. Date: April 15, 2026 Audience: Nintendo Switch enthusiasts, technical users, and gaming archivists. 1. Introduction Attack on Titan 2 (developed by Omega Force and published by Koei Tecmo) is a dynamic action game based on the popular anime/manga series. On the Nintendo Switch, the game exists in multiple digital formats, including the standard digital release and a Final Battle expansion (which acts as both an upgrade and a standalone title). Within modding and backup communities, the terms NSP (Nintendo Submission Package), Update , and DLC refer to specific distributable components of the game.