: This likely stands for Fairy Tail: Strongest Team (Natsu's Team) or a similar localized title/remaster identifier. : Indicates the game is the North American region version. NSwTcH : A stylized abbreviation for Nintendo Switch .
A format for Switch games, installable via modded consoles or emulators (e.g., Ryujinx, Yuzu). Alternative is XCI (cartridge dump). FATSTYNREMSTRD--USA--NSwTcH--BASE--NSP-Ziperto....
Switch Heads and daughter Stream Super Fowlst 2 (Nintendo Switch) : This likely stands for Fairy Tail: Strongest