'Sega Forever' debuts free console classics on Android, iOS

"Sonic the Hedgehog" leads the line as Sega rolls out free retro games collection Sega Forever with five classic titles for Android and iOS devices."Sonic the Hedgehog" made its debut on the Sega Genesis (also known as the Sega Megadrive) in 1991 and, as intended, was immediately compared to Nintendo's "Super Mario" in a swiftly developing company mascot rivalry.