The Awakening

Also known as The Awakening, this is the common mission to all characters beginning the game.

Coming to in one of the containment holds of Brainiac's Harvester Ship, you must fight your way to exit and safety. Along the way, you learn that the ship contains an invasion force and you must disable it's weapons and crash the ship before escaping.

Result
Freedom in the teleport room and delivery to the Mentor's Safehouse. These are specific to mentor.

Luthor - Club L'EXcellence in the Little Bohemia section of Metropolis

Circe - Sheeda's Den in Metrpolis' Chinatown district

The Joker -