Hit Enter an Type the Code.

Result Code

God Mode - avatargod
Invisible Player - theshadowknows
Replenish Inventory Items - 5fingerdiscount
Team God - teamgod
Turn AI off - Nobrainer
Turn off victory conditions - explore

Hints:

It may not be realistic, but the heartbeat sensor will often save your life. Find a safe spot and scan for hidden terrorists.

Three-round bursts are more accurate than full auto If your weapon supports three-round bursts, you should use them instead of full auto.

Memorize all of the multiplayer starting points this will help in determining where your opponent(s) might be heading