Unlock Mustafar stage:
Press Z five times, Plus, Z five times, Plus, 1 to unlock the Mustafar stage.

Unlock Raxus Prime stage:
Press A five times, Plus, A five times, Plus, 2 to unlock the Raxus Prime stage.

Unlock Resolute Hanger stage:
Press A, Z, C two times, A, Z, Plus, 2 to unlock the Resolute Hanger stage.

Unlock Sarlacc Pit stage:
Press A three times, Z three times, C three times, Plus, 1 to unlock the Sarlacc Pit stage.

Unlock Separatist Droid Factory stage:
Press C five times, Plus, C five times, Plus, 1 to unlock the Separatist Droid Factory stage.

Unlock All Story mode stages:
Press A, Plus, 2 two times, Plus, C, Plus, 2 two times, Plus, Z, Plus, 2 two times to unlock all Story mode stages.

Play as Count Dooku:
Press 2 two times, Plus, 2 two times, Plus, 2 two times, Minus, A, Minus, C, Minus, Z, Plus, Z to unlock Count Dooku.

Play as General Grievous:
Press 2 two times, Plus, 2 two times, Plus, 2 two times, Minus, Z, Minus, A, Minus, C, Plus, C to unlock General Grievous.

Unlock Gallery one:
Press Minus, A, Plus, 1 to unlock gallery one.

Unlock Gallery two:
Press Minus, A, Plus, 2 to unlock gallery two.

Unlock Gallery three:
Press Plus, A, Plus, 1, Plus, 2 to unlock gallery three.

Unlock Gallery four:
Press Plus, A, Plus, 2, Plus, 2 to unlock gallery four.

View credits:
Press 1, 2, Plus, 1.

Unlock Bonus stages:
Successfully complete the indicated task to unlock the corresponding level in Free Play mode:

Unlock Raxus Prime:
Successfully complete all of Obi-Wan Kenobi's l missions.

Unlock Sarlacc Pit:
Successfully complete Jedi Hunter Droid's second mission.

Unlock Separatist Droid Factory:
Successfully complete all of Count Dooku's missions.

Bonus characters:
Successfully complete the indicated task to unlock the corresponding character:

Kit Fisto:
Successfully complete nine challenges.

Kit Fisto (alternate):
Successfully complete nine challenges.

Kit Fisto (Battle mode):
Successfully complete nine challenges.

Kit Fisto (Challenge mode):
Successfully complete nine challenges.

Mace Windu:
Successfully complete eighteen challenges.

Plo Koon:
Successfully complete twenty seven challenges.

Bonus costumes:
Successfully complete the indicated task to unlock the corresponding costume:

Anakin Skywalker's Jedi Knight Robes:
Successfully complete all of Anakin Skywalker's missions.

Ahsoka Tano's Padawan Robes:
Successfully complete all of...