Forgotten Worlds (Sega Genesis)

The planet used to be beautiful, with gorgeous cities and gleaming country sides. Until the Aliens attacked! With fire, bombs, and napalm they devastated the world! They made the planet so abominable that it became an outcast in the universe - the Forgotten World. Until you, the Nameless One, appear. You're a Super Warrior of incredible power and energy. You make it your business to reclaim the planet for its rightful owners - the Human Beings!