XBOX 360 Achievement List.
Munitions Plant - Casual        10 G

Complete Act 4 "Munitions Plant" on Casual difficulty
The Stronghold - Casual        10 G

Complete Act 2 "The Stronghold" on Casual difficulty
The Forgotten - Casual        10 G

Complete Act 3 "The Forgotten" on Casual difficulty
Alpha District - Casual        10 G

Complete Act 1 "Alpha District" on Casual difficulty
Airborne - Casual        10 G

Complete Act 5 "Airborne" on Casual difficulty
Alpha District Revisited-Casual        40 G

Complete Act 6 "Alpha District Revisited" on Casual difficulty
Alpha District - Skilled        15 G

Complete Act 1 "Alpha District" on Skilled difficulty
The Forgotten - Skilled        15 G

Complete Act 3 "The Forgotten" on Skilled difficulty
Munitions Plant - Skilled        15 G

Complete Act 4 "Munitions Plant" on Skilled difficulty
Pickpocket        10 G

Swipe 10 weapons out of enemy hands using Time Powers
All Fall Down        10 G

Kill 3 enemies at one time during Time Stop
Look What I Can Do        5 G

Walk on water using Time Powers
Disarmed!        15 G

Shoot 5 weapons out of enemy hands
Get It Off Me!        5 G

Remove a stuck Clutch Grenade using Time Powers
The Stronghold - Skilled        15 G

Complete Act 2 "The Stronghold" on Skilled difficulty
Airborne - Skilled        15 G

Complete Act 5 "Airborne" on Skilled difficulty
Alpha District Revisited-Skilled        55 G

Complete Act 6 "Alpha District Revisited" on Skilled difficulty
Alpha District - Elite        20 G

Complete Act 1 "Alpha District" on Elite difficulty
The Stronghold - Elite        20 G

Complete Act 2 "The Stronghold" on Elite difficulty
The Forgotten - Elite        20 G

Complete Act 3 "The Forgotten" on Elite difficulty
Munitions Plant - Elite        20 G

Complete Act 4 "Munitions Plant" on Elite difficulty
Airborne - Elite        20 G

Complete Act 5 "Airborne" on Elite difficulty
Alpha District Revisited-Elite        70 G

Complete Act 6 "Alpha District Revisited" on Elite difficulty
Beginner's Luck        15 G

Complete a level without dying on Casual difficulty
That Guy Is Swift      25 G

Complete a level without dying on Skilled difficulty
Death-Proof        35 G

Complete a level without dying on Elite difficulty
You're It           10 G

Tag 15 enemies with Clutch Grenades
TimeShift Veteran        25 G

Play 100 multiplayer games
TimeShift Champion        50 G

Win 100 multiplayer games
…Is On Your Side        25 G

Kill 50 opponents in Time Grenades or Time Fields
Did I Do That?        30 G

Score a Fury Kill
Berserker        30 G

Go on a Reaper Spree
MVP        20 G

Capture 25 flags in Capture the Flag
Yoink!        20 G

Retrieve 50 flags in Capture the Flag
Are You Cheating?        20 G

Score 30 headshots with any weapon in multiplayer games
Bullets Are Expensive        20 G

Kill 25 opponents with melee attacks in multiplayer games
Have It Your Way            10 G

Host and complete 10 games with custom presets
Very Gracious        15 G

Host a dedicated server for 48 hours total then quit
I Don't Rent, I Own        25 G

Win a Ranked Deathmatch game by at least 5 kills
King Me!        25 G

Win a Ranked King of Time game by at least 5 kills
Not Even Close        25 G

Win a Ranked 1v1 game without dying once
Keep Away!        25 G

Win a Ranked Capture the Flag game without the other team capturing your flag
Nuclear Winter Wonderland        25 G

Win a Ranked Meltdown Madness game by at least 30 seconds.
The First of Many        10 G

Win a Ranked match
Anytime, Anyplace        25 G

Win a Ranked match on every map
Jack of All Frags      25 G

Win a Ranked match in every game mode
Boy in the Bubble        30 G

Score 30 kills while trapped in a Time Grenade