Sonic & Knuckles (No manual, used case) - Sega Mega Drive

Sonic & Knuckles is a fast-paced platform game in which Sonic and Knuckles take on Dr. Robotnik in an adventure full of loops, secret routes, and spectacular levels. Players can choose between Sonic’s speed or Knuckles’ climbing and gliding abilities to discover different paths.

The game introduced unique lock-on technology that allowed it to be combined with other Sonic games for additional content. Thanks to its smooth gameplay, iconic music, and creative levels, Sonic & Knuckles is considered one of the best Sonic games on the Sega Mega Drive.