The GameTap subscription gaming service included a Sega Genesis emulator and had several dozen licensed Genesis games in its catalog .
A number of Genesis and Mega Drive emulators have been produced , including GenEM , KGen , Genecyst , VGen , St0rm , and Gens .
The GameTap subscription gaming service included a Mega Drive   emulator and had several dozen licensed Mega Drive games in Genesis ' catalog .
A number of Genesis and Mega Drive emulators have been produced , including GenEM , KGen , Genecyst , VGen , St0rm , and Gens .