Imagic was the second third-party publisher for the Atari 2600, formed after Activision. Founders included Bill Grubb, Bob Smith, Mark Bradlee, Rob Fulop, and Denis Koble from Atari, Inc.,
RED ALERT! The four capsuled cities of Water Planet Hydron are under fierce enemy attack! You must pilot Nova 1, the last of the Novon Fleet, over turbulent seas... Blast Orion Fighters, Gravitines and six other types of airborne aliens before they obliterate the cities or damage your ship!