| Achievement | How to unlock |
| Arsenal (10 points) | Upgrade all units to level 3 in a single online match
|
| Atlantis Rising (10 points) | Complete the Atlantis Rising campaign
|
| Deep 6 (20 points) | Get 200 depth charge kills
|
| Dive Master (10 points) | Get 100 kills
|
| Frenzy (30 points) | Complete each chapter on the Ultra difficulty setting
|
| Humanity’s Hope (10 points) | Complete the Hope of Humanity campaign
|
| Hydropwnage (20 points) | Win an online Conquest match by taking all of the control points (get a shutout points) |
|
| Life Aquatic (15 points) | Upgrade all units, all races to level 3
|
| Lord of the Deep (35 points) | Get 10,000 kills
|
| Navy of One (10 points) | Take over 100 control points
|
| Nemo’s Wrath (10 points) | Complete the Nemo’s Wrath campaign
|
| Swim Pals (20 points) | Complete each chapter in co-op mode
|
