These are typically shared as ISO files, which can be burned to CD-R for play on a Model 1 or Model 2 Sega CD, both of which have virtually no piracy protection. Regional Differences [NTSC] vs. [PAL]
In the context of Sonic CD, the choice between NTSC and PAL is more than just region; it affects the game's core performance: Sonic liberado [NTSC][PAL][ISO]
Sega CD (Mega-CD), and modern emulators like Kega Fusion or RetroArch. These are typically shared as ISO files, which
The standard for North America and Japan. The game runs at full speed (60 frames per second). Sonic liberado [NTSC][PAL][ISO]