Complete each achievement to get the allotted gamerscore. The numbers between the () is the points given for each achievement.
| Achievement | How to unlock |
| Novice Defender (5) | Clear wave 10 on any single map. |
| Seasoned Defender (5) | Clear wave 20 on any single map. |
| Expert Defender (5) | Clear all the waves on any single map. |
| W1 Defender (10) | Clear all the maps in W1. |
| W2 Defender (10) | Clear all the maps in W2. |
| W3 Defender (15) | Clear all the maps in W3. |
| Crystal Hoarder (20) | Clear a single map without losing any crystals. |
| Champion Defender (20) | Clear all 12 maps. |
| Veteran Strategist (20) | Accumulate a total score of 50,000 points. |
| Overachiever (25) | Clear a map with more than 10,000 points. |
| Four-Star Strategist (30) | Accumulate a total score of 100,000 points. |
| Good Samaritan (35) | Clear a map without deploying a Thief or losing a single crystal. |
Verified by: this cheat is unverified
Submitted by:
Krunal on March 27, 2009