Here is the full list of all 79 Westerado: Double Barreled achievements worth 1,000 gamerscore.
A side of justice with your revenge? (Completed 5 wanted posters.)
The Beefheads playing for the other side.
Magnificent might be a bit of stretch, but the Seven part is undeniable. (Befriended the Beefheads.)
Sheriff's worse than when you met him.
The sheriff helped you 3 times.
You just became the biggest star here, since there isn't anyone left except for a few extras.
Mrs. Tressabell Sheriff.
Sheriff's back to kicking Ass. (Helped the Sheriff gain his courage.)
Buffalo wearing hats and stripes. (Helped the Union prepare for battle.)
Kept all buffalo alive during a Buffalo Drive.
They were all in on it!
You found all the endings!
Made peace between Indians and Military.
Mrs. Tressabell Johnston.
He has such great personalities.
Kept Rancher Bob, Bell and Cobb alive during the Mansion Attack.
He had it coming to him. (Captured the Oil Tycoon's Mansion with Rancher Bob.)
From mayhem to meats, the Beefheads did it all.
Rancher Franchise Made.
Beat the game as the Indian.
You were the Murderer.
Your mother loved an Indian, and was hiding them in the walls.
Unlocked all Weapons.
Unlocked all playable Characters.
Retake our land! (Help the Indians takes back their land.)
Helped the Indians get past the Military Blockade.
Freed all of the Buffalo enslaved by the Ranchers.
Beat the game as the Sister.
Too much PDA, bro.
Mrs. Tressabell Gunslinger.
A place to start over.
Your Dad was the Murderer.
Beat the game without getting shot.
Beat the game with less than 20 kills.
Beat the game in less than an hour.
Beat the game as the Brother.
Sister got the river in Santa Anna flowing again.
Trains back in town. (Got the trains running again.)
Convinced the Ticket Salesman that you're from the Transcontinental Express.
Digging beyond the veil.
Beat the game as the Gunslinger.
Your family wouldn't give up their land.
You know exactly what's on his person. (Gathered all clues about the murderer.)
Unlocked all hats at the Haberdasher.
Made the graveyard safe to visit.
Like playing monopoly. (Completed the Oil Tycoon's quest line.)
Talked to Oilrig Manager at every drilling location.
Prevented any packages from being stolen during the Carriage Protection.
Discovered the secret of the animal statues.
The banditos are back to causing trouble.
Two thousand dollars in the bank. It's a lot of money. Takes me three years to earn it!
It sh*ts money.
You pretty much shot more people than actually exist, congratulations! (Killed 250 people.)
Explored all the things (more than 120% of the map.)
Explored more than 100% of the map.
Explored 100% of the map.
Found the Movie Set.
Lost Miner and Miner's Wife both move on.
Lost Miner reunited with Miner's Wife.
Finally got that Miner's Hat.
Don't go thinking you're Annie Oakley, those three hatshots in a row were just a fluke.
Dispatching justice will require style! (Bought an outfit.)
Now where is that deputy?
Obviously you had to shoot all those people, they were coming right for you! (Killed 100 people.)
Explored 50% of the map.
Come on now, what did those lizards ever do to you? (Killed 5 lizards.)
Where do you think you're going? (Shot 10 empty bottles.)
You just can't keep your hands off the stuff. (Had 5 drinks.)
Can't read my.. (Won 5 hands of poker.)
That buffalo wasn't even wearing the right hat. (Killed 10 buffalo.)
It speaks louder than words. (Pulled your weapon 50 times during gunversations.)
He shot you? That's not what is supposed to happen. (Got shot by your brother.)
So you had to shoot a few people, right? No big deal. (Killed 25 people.)
This again? We know we just gave you a gun, but you might not want to shoot everyone. (Shot Uncle.)
Sadly we have no knives, so you won't be running any faster. (Got a hatshot.)
They read it, you weep. (Lost 5 rounds of poker.)
Bla, bla, bla. You just keep jabbering on. (Had 100 gunversations.)
Soberly together again.
Onwards, adventure awaits!