A high-intensity "run-and-gun" shooter where you use talismans and a purification wand to fight waves of spirits.
The Ultimate Guide to NSP ROM Updates: A Step-by-Step Tutorial
Using such files requires a modified (jailbroken) console. Nintendo frequently bans consoles from online services if they detect modified software or pirated titles.
Reshrined is a sequel/reboot featuring additional playable characters, new stages, and a story mode. Technical File Safety Warning
For a safe and legal experience, it is recommended to purchase the game through the official Nintendo eShop or trusted retailers like Amazon.
It is notoriously challenging, requiring quick reflexes and pattern memorization.
Are you interested in on the Switch, or do you need help with official game installation ?