This is the List of Achievements attainable for Gears of War on the Xbox 360. Original achievements provide 1000 Gamerscore and DLC achievements provide 250 gamerscore.

See also: List of Achievements in Gears of War 2

Achievement	Description	Gamerpoints	Image
Prison Breakout	Completed tutorial level on any skill level	10
Completed Act 1 on Casual	Complete Act 1 on Casual Difficulty	10
Completed Act 2 on Casual	Complete Act 2 on Casual Difficulty	10
Completed Act 3 on Casual	Complete Act 3 on Casual Difficulty	10
Completed Act 4 on Casual	Complete Act 4 on Casual Difficulty	10
Completed Act 5 on Casual	Complete Act 5 on Casual Difficulty	10
Completed Act 1 on Hardcore	Complete Act 1 on Hardcore Difficulty	20
Completed Act 2 on Hardcore	Complete Act 2 on Hardcore Difficulty	20
Completed Act 3 on Hardcore	Complete Act 3 on Hardcore Difficulty	20
Completed Act 4 on Hardcore	Complete Act 4 on Hardcore Difficulty	20
Completed Act 5 on Hardcore	Complete Act 5 on Hardcore Difficulty	20
Completed Act 1 on Insane	Complete Act 1 on Insane Difficulty	30
Completed Act 2 on Insane	Complete Act 2 on Insane Difficulty	30
Completed Act 3 on Insane	Complete Act 3 on Insane Difficulty	30
Completed Act 4 on Insane	Complete Act 4 on Insane Difficulty	30
Completed Act 5 on Insane	Complete Act 5 on Insane Difficulty	30
Mercenary	Complete all acts on Casual Difficulty	10
Soldier	Complete all acts on Hardcore Difficulty	20
Commando	Complete all acts on Insane Difficulty	30
My Love for You Is Like a Truck	Defeat a Berserker on Hardcore Difficulty	20
Broken Fingers	Defeat a Corpser on Hardcore Difficulty	20
A Dish Best Served Cold	Defeat General RAAM on Hardcore Difficulty	20
Dom-curious	Complete 1 co-op chapter as Dominic Santiago on any difficulty	10
Domination	Complete 10 different co-op chapters as Dominic Santiago on any difficulty	20
I Can't Quit You Dom	Complete all acts in co-op as Dominic Santiago on any difficulty	30
Time to Remember	Recover one-third of the COG Tags (on any difficulty)	10
Honor-Bound	Recover two-thirds of the COG Tags (on any difficulty)	20
For the Fallen	Recover all of the COG Tags (on any difficulty)	30
Zen and the Art of Reloading	Perform 25 perfect active reloads (on any difficulty)	10
Zen and the Art Part 2	Perform 5 perfect active reloads in a row (on any difficulty)	20
Clusterluck	Kill 3 enemies at once 10 different times (on any difficulty)	20
Always Remember Your First	Finish playing a versus ranked match	10
Don't Hate the Player	Finish with the highest points in a ranked match	10
Mix It Up	Win a ranked match in every versus game type	20
Around the World	Win a ranked match on every versus map	30
Can't Touch Me	Win 10 ranked matches without losing a round	10
A Series of Tubes	Host and complete 50 ranked matches	20
It's a Massacre	Kill 100 enemies in ranked matches with the Chainsaw	10
Don't You Die On Me	Revive 100 teammates in ranked matches	10
The Money Shot	Kill 100 enemies in ranked matches with a headshot	20
Curb Appeal	Kill 100 enemies in ranked matches with the curb stomp	20
Capital Punishment	Kill 100 enemies in ranked matches with an execution	20
I Spy with My Little Eye	Kill 100 enemies in ranked matches with the Longshot	20
Pistolero	Kill 100 enemies in ranked matches with a pistol	20
The Nudge	Kill 100 enemies in ranked matches with the Torque Bow	20
Don't Hurt 'Em	Kill 100 enemies in ranked matches with the Hammer of Dawn	20
Fall Down Go Boom	Kill 100 enemies in ranked matches with the Boomshot	20
Is It a Spider	Kill 100 enemies in ranked matches with grenade tag	30
Seriously ...	Kill 10,000 people in versus ranked match total	50

DLC Achievements

Achievement	Description	Gamerpoints	Image
THIS! IS! ANNEX!	Complete 100 multiplayer matches of 3+ rounds in Annex and capture 3 objectives in each match	40
Inconceivable!	Win 20 rounds of multiplayer matches in Annex by fewer than 5 points	30
Nub Pwn3r	Win 20 rounds of multiplayer matches in Annex by shutting out the opposing team	30
You Down With E.P.I.C?	Win a multiplayer match of 3+ rounds in any game type on 6 different downloadable maps	30
Green Thumb	Win 20 multiplayer matches of 3+ rounds in any game type on the Garden multiplayer map	30
All That Juice	Win 20 multiplayer matches of 3+ rounds in any game type on the Process multiplayer map	30
Purdy Mouth	Win 20 multiplayer matches of 3+ rounds in any game type on the Bullet Marsh multiplayer map	30
Mind The Gap	Win 20 multiplayer matches of 3+ rounds in any game type on the Subway multiplayer map	30