Select the "Extras" option, then "Cheat Codes". Enter one of the following codes to activate the corresponding cheat function. A save icon will appear in the top right corner to confirm correct code entry.

Black Moonraker laser rifle skin
Enter las3r3ras3r as a code.

Paintball mode
Enter wr1t1ng1s0nth3wa11 as a code.

Tag and invisibility in multi-player mode
Enter fu11ypr3load3ed as a code.