Geometry Wars: Retro Evolved 2 Cheat Codes

Unlock Hidden 3D Stage-Viewer

Anytime during the single-player game, press the right bumper and back buttons at the same time to pause the game and enter a hidden 3D stage-viewer. Left thumbstick tilts and rotates the view, right thumbstick zooms in and out and pans left and right, and the triggers raise and lower the field of vision.
Cheat Effect
RB + Back Enter 3D Stage Viewer

Enjoy the Geometry Wars: Retro Evolved 2 Cheat Codes!