Choose the update NSP file you downloaded.
This format represents a direct dump of a physical Nintendo Switch game cartridge.
Look at your game list to ensure the version number has changed from v1.0.0 to the latest version. Safety and Legal Reminder curse+of+the+sea+rats+rom+nsp+update+switch
Verdict: Playing the base 1.0.0 version is nearly unplayable; the NSP update transforms it into a solid Metroidvania experience.
: A "Metroidvania" (or "Ratoidvania") featuring side-scrolling exploration and combat. Choose the update NSP file you downloaded
Tightens up the platforming and combat controls, which is vital for a challenging Metroidvania.
Developed by Petoons Studio, Curse of the Sea Rats blends classic Metroidvania exploration with hand-drawn 2D animations and 3D environments. Safety and Legal Reminder Verdict: Playing the base 1
After playing through the fully patched v1.0.3 on a standard Switch (not OLED), here is the verdict: