| Achievement |
TSA |
Flags |
 |
Let's Get PunchyMelee 5 soldiers |
11 |
   |
 |
Bomba PunterPunt 20 Bombas |
18 |
|
 |
My Head A-splodeGet 50 headshots |
13 |
|
 |
Make 'Em ScreamGet 100 soldiers to scream |
19 |
|
 |
To Kill a BlackbirdDestroy the helicopter attacking the vice president |
10 |
 |
 |
Look Out!Kill a soldier with a Bomba |
11 |
|
 |
Walkin' on WaterMake it from one end of the lake to the other in hyperspeed |
19 |
|
 |
HeroComplete the game on any difficulty setting |
16 |
|
 |
CompletionistComplete the game with 100% of the items |
24 |
  |
 |
MinimalistComplete the game with less than 13% of items |
49 |
|
 |
Proven GroundsComplete the three challenge packs in the Proving Grounds |
38 |
|
 |
Serious ComplexLevel up to experience level 50 |
57 |
 |
 |
Let There Be LightTurn on your flashlight (Secret) |
10 |
|
 |
Hee-ya!Knock back enemies 1 kilometer total with melee attacks (Secret) |
21 |
|
 |
The Whole 9 YardsKill 200 soldiers with a gun emplacement (Secret) |
46 |
|
 |
ChartedUnlock the entire game map (Secret) |
18 |
|
 |
Mutually DeterantCollect all the missile packs (Secret) |
22 |
|
 |
Unrestricted AccessCollect all passkeys (Secret) |
22 |
|
 |
This Side To EnemyCollect all the grenade packs (Secret) |
22 |
|
 |
Fort KnoxCollect all the gold bars (Secret) |
22 |
|
 |
Surface TensionCollect all the foam canisters (Secret) |
22 |
|
 |
From Alpha to OmegaComplete the Omega Armor (Secret) |
23 |
|
 |
Itsy Bitsy SpiderDefeat a Spidertank by drowning it (Secret) |
13 |
|
 |
The Bigger They AreDefeat a Devastator with a foam grenade (Secret) |
30 |
|
 |
Spam in a CanDefeat an XOS-1 soldier with the Inertial Element (Secret) |
43 |
|
 |
Run, Forrest!Run 10 kilometers total in hyperspeed (Secret) |
40 |
|
 |
Roller CoasterTake 20 rides on the mine cart (Secret) |
32 |
|
 |
ReunitedRescue Claire |
12 |
|
 |
10.0 From the JudgesDo a triple jump (Secret) |
16 |
|
 |
Complexity TheoryLevel up to experience level 10 (Secret) |
13 |
|
 |
5 Shots, 5 KillsDo 5 consecutive headshots without reloading or taking damage (Secret) |
42 |
|
 |
Old Dog, New TricksPerform each type of melee attack (Dropkick, Hanging Takedown, Drop-down Takedown, Double Takedown) (Secret) |
28 |
|
 |
Hook, Line and SinkerKill an enemy with the Hookshot. (Secret) |
29 |
|
 |
Speedy DeliveryComplete the final fight in less than 1 minute 30 seconds. (Secret) |
32 |
 |
 |
Jason BaileyComplete the game at 100% in under 2 hours on any difficulty |
62 |
|
 |
ChAIRnessComplete the game at 100% in under 3 hours on insane |
61 |
 |
 |
The InsurgentComplete the game at 4% with only the Flashlight, Backpack, Grenade, Foam and Missile |
49 |
|
 |
Status Update: SingleComplete the game by abandoning Claire to her fate |
28 |
|
 |
Gets Better With AgeComplete the game with 8 Health Packs, 19 Grenade Packs, 20 Foam Packs and 9 Missile Packs (8/19/2009) (Secret) |
51 |
|