Rayman Legends Wii U gameboy advance other The SNES version of Killer used loose:genuine preowned cartridge The SNES version of Killer Instinct came packaged with a special black cartridge and an adapter called the "KI Super Game Boy" that allowed players to customize the color palettes of the game when playing on the Super Game Boy accessory for the SNES there have been additional "Attack on Titan" games that further expand on the story and gameplay mechanics including the Wii U GamePad **Online Challenges:** The game includes daily and weekly online challenges that players can participate in to compete with others worldwide