Sonic Jam is a compilation of Sonic games, released for the Sega Saturn on June 20th, 1997. It was later ported over to the Tiger game.com. The games featured in this compilation are: * Sonic the Hedgehog * Sonic the Hedgehog 2 * Sonic the Hedgehog 3 * Sonic & Knuckles Choosing the latter, the player has the option to emulate S & K´s "lock-on technology" functionality and link the other three games with S & K, unlocking three more games: * Sonic 3 & Knuckles * Knuckles in Sonic 2 * Blue Sphere.