Invincibility:
Click and hold the Right Analog-stick and press Down, Up, Left, Right, Down, Up.

All Weapons:
Click and hold the Right Analog-Stick and press Right, Right, Left, Left, Down, Up.

Level Skip:
Click and hold the Right Analog-Stick and press Up, Up, Down, Down, Left, Right.

Force Pool Unlimited:
Click and hold the Right Analog-Stick and press Up, Down, Up, Left, Up, Right.

All Force Powers::
Click and hold the Right Analog-Stick and press Left, Down, Right, Up, Down, Down.

Thanks to Revolution readers Twi6633, Adrian Lopez, and TheCrazyZebra!