Possible Clues:

• Early Nintendo gaming platform, briefly
• Old Mario Bros. console
• Super ___ (video game machine)
• Super --- (Nintendo system)
• Super ___ (GameCube forerunner)
• Super ___ (video game name)
• Big inits. in electronic games
• Super ___ (old video game standard)
• Big inits. in video games
• "Metroid" console