If you're looking to purchase the game legitimately, the official eShop listing provides all the key details:
A new Nightmare Mode with intense 12-minute runs. Scarlet Tower Switch NSP -Update- -eShop-
offers a high-value alternative to genre staples, especially given its low price point and the sheer volume of unlockable content now available through the latest updates. If you're interested, I can: Explain the weapon fusion system in more detail. Compare it to other titles in the genre like Vampire Survivors Provide a list of character-specific abilities Let me know how you'd like to explore the game further Scarlet Tower - REVIEW [Nintendo Switch] If you're looking to purchase the game legitimately,