While playing the game, click and hold the Right Analog-stick, then enter one of the following codes on the D-pad to activate the corresponding cheat function. Repeat a code to disable its effect. Note: Enabling codes will disable the ability to earn medals and achievements. Also, enabling the "100,000 resources" code will record you as finishing with one core and getting a score of 2,000.
| Code | |
| Result | |
| Level select | Up(2), Down(2), Left, Right, Left, Right |
| Auto victory | Up(4) |
| Auto defeat | Down(4) |
| 100,000 resources | Right(4) |
| All tower types | Up, Down, Left, Right |
| All towers and upgrades | Left, Up, Down, Right |
| Aliens cannot grab cores | Up, Left, Down, Right |
| Cores cannot be taken | Up, Left, Down, Right |
| Kill all aliens | Left, Right, Left, Right |
| Kill all aliens carrying cores | Up, Down, Down, Up |
| Toggle target reticule | Down, Up, Down, Up |
| Free camera mode [Note] | Down, Up, Down(2) |
| Unknown | Up, Right, Down, Left |
| Unknown | Left(2), Right(2) |
Note: Press LB to move forward and RB to move back. Use the Left Analog-stick to change the angle, and the Right Analog-stick to control the translation.
Accomplish the indicated achievement to get the corresponding number of Gamerscore points:
- Salvage Rights (5 points): Destroy at least one boss alien.
- Field Promotion (10 points): Earn at least one silver medal in any mission after The Awakening.
- Death From Above (10 points): Fire the orbital laser.
- Tower Expert (10 points): Build at least one of every tower type and available upgrade.
- Flawless Victory (15 points): Earn at least one gold medal in any mission after The Awakening.
- Nail Biter (15 points): Win a mission with the last remaining core less than 10 seconds away from the map exit.
- Base Defender (20 points): Complete the Story mode in The Awakening campaign.
- Planet Defender (20 points): Earn at least a silver medal on all Story mode missions in The Awakening campaign.
- Exterminator (20 points): Destroy 1000 aliens.
- Alien Tears (20 points): Earn at least a gold medal on all Story mode missions in The Awakening campaign.
- Siege Breaker (25 points): Survive all 99 waves on any Grinder challenge mode.
- Master Strategist (30 points): Earn a gold medal on at least 40 Story or Challenge mode missions in any campaign.
- Field Promotion (10 points): Earn at least one silver medal in any mission after The Awakening.
The following achievement requires the "Resurgence Map Pack 1" bonus downloadable content:
- Combat Turmoil (10 points): Earn a gold medal on the Campaign mode of Service Interruption and Height of Confusion.
The following achievement requires the "Resurgence Map Pack 2" bonus downloadable content:
- Circular Hazard (10 points): Earn a gold medal on the Campaign mode of Risk Exposure and Roundabout.
The following achievement requires the "Resurgence Map Pack 3" bonus downloadable content:
- Civil Divergence (10 points): Earn a gold medal on the Campaign mode of Urban Planning and Tactical Diversion.
The following achievements require the "Resurgence Map Pack 4" bonus downloadable content:
- Overflowing (10 points): Earn a gold medal on all the modes of Overflow.
- Regional Deluge (10 points): Earn a gold medal on the Campaign mode of Kill Zone and Overflow.
The following achievements require the "You Monster" bonus downloadable content:
- Majestic Pony (10 points): Earn a bronze medal on all story missions in the You Monster campaign.
- Savant Genius (10 points): Earn a gold medal on any story mission past 'Divided Attention' in the You Monster campaign.
- Beating a Dead Potato (10 points): Earn a gold medal on any 35 missions in the You Monster campaign.
- Best Friends Forever (10 points): Earn a gold medal on all story challenge missions in the You Monster campaign.
- You Monster (10 points): Earn a gold medal on all story missions in the You Monster campaign.
- Savant Genius (10 points): Earn a gold medal on any story mission past 'Divided Attention' in the You Monster campaign.





















