The Great Giana Sisters is a platform game developed by the West German company Time Warp and published by Rainbow Arts in 1987 for various home computers such as the Commodore 64, Amiga and Atari ST. Players control Giana, or her sister Maria in the multiplayer mode, to explore a magical world inside their dreams. The two seek out a giant diamond to awaken from their dream. They traverse side-scrolling stages while avoiding hazards such as monsters and other enemies with the aid of power-ups grant them various abilities such as firing projectiles and making enemies fall asleep.

Christopher Hülsbeck, known internationally as Chris Huelsbeck, is a German video game music composer. He gained popularity for his work on game soundtracks for The Great Giana Sisters and the Turrican series.