, you're looking at a specific type of digital package commonly used in the Nintendo Switch homebrew and modification community.
However, the "Final Horizon" DLC exposes the Switch’s hardware limits. The precision platforming required in the tower sections is genuinely frustrating at 25 FPS with input lag. Many players on r/SwitchPirates recommend using a to make the DLC playable.
Ensure you have the .nsp files for the base game, the latest update (v1.4.1 or higher for all content), and the DLC.