Officially, the Sega Genesis – Nintendo Switch Online app is distributed as an NSP. Inside that NSP live:
Whether you’re blasting through Streets of Rage , hitting max speed in Sonic 2 , or getting weird with Echo the Dolphin , the 16-bit era has never looked better on a handheld. SEGA-GENESIS-NINTENDO-SWITCH-ONLINE-NSP-ROMSLAB...
: The "NSP" files found on sites like Romslab are often "injected" versions. This means enthusiasts have taken the official Nintendo emulator and swapped out the stock game list for a custom selection of Sega Genesis titles not officially available on the service (e.g., Mortal Kombat , X-Men , or fan translations). Officially, the Sega Genesis – Nintendo Switch Online
