The Super Mario Bros. Super Show! - Koopenstein

Seizoen: 1 - Aflevering: 21 / 21 - Eerst uitgezonden: 09 oktober 1989 - Episode ID: 552356

Koopa plans to use Mario and Luigi's brains for his monstrous creation. When the Marios set out to stop him, an accident in Koopa's lab turns Koopa himself into a mindless monster.