Full list of all 95 Red Dead Redemption achievements worth 1,500 gamerscore. It takes around 60-80 hours to unlock all of the achievements in the base game.
The base game contains 48 achievements worth 1,000 Gamerscore, and there are 4 DLC packs containing 47 achievements worth 500 Gamerscore.
Kill 500 enemies with a mounted weapon in any game mode.
Reach the top rank for multiplayer experience.
Attain 100% in the Single Player Game Completion stat.
Knock someone out in melee in every saloon in the game in Single Player.
Kill the last buffalo in the Great Plains in Single Player.
Evade the US Marshals while riding the Hungarian Half-Bred horse in Single Player.
Win over 2000 chips in a hand of Poker.
Earn a Gold Medal Rank for a combat mission in Single Player.
Complete "Remember My Family".
Complete "The Last Enemy That Shall Be Destroyed".
Complete "And the Truth Will Set You Free".
Obtain Legendary rank in any Single Player Ambient Challenge.
Kill and skin 18 grizzly bears.
Kill one of every animal species in the game in any game mode.
Use a pardon letter with more than $5000 bounty in Single Player.
Attain highest Fame rank and either highest Honor rank or lowest Honor rank.
Complete "At Home with Dutch".
Complete 15 tasks for Strangers.
Break the Kentucky Saddler, the American Standardbred, and the Hungarian Half-bred.
Uncover every location on the map in Single Player.
Kill 500 enemies with any pistol or revolver in any game mode.
Complete "An Appointed Time".
Complete "The Gates of El Presidio".
Get 250 headshots in any game mode.
Create a posse and get the maximum number of members.
Earn $10,000 in Single Player.
Complete Fort Mercer and Nosalida Hideouts in Single Player.
Complete Tumbleweed and Tesoro Azul Hideouts in Single Player.
Complete Twin Rocks, Pike's Basin, and Gaptooth Breach Hideouts in Single Player.
Become a Public Enemy for 10 minutes and escape alive in a public Free Roam session.
Kill 500 enemies with any rifle, repeater, or shotgun in any game mode.
Purchase a rare weapon from a gunsmith.
Complete a game of Liar's Dice without losing a single die.
Obtain the Elegant Suit.
Complete "The Assault on Fort Mercer".
Complete a task for a Stranger.
Get from Blackwater to Escalera before sundown in a public Free Roam session.
Be on the winning team for four consecutive victories in any team based game in public matches.
Be the top scoring player in any three consecutive FFA games in public matches.
Complete all Hideouts in a single public Free Roam session.
Kill a Rockstar or someone with this achievement in a public multiplayer match.
Get 10 assists in a single Hideout in a public Free Roam session.
Capture a bounty alive.
Complete 20 story missions without switching to a new horse at a hitching post.
Place a hogtied woman on the train tracks, and witness her death by train.
Get a ringer in a game of Horseshoes.
Score a headshot on any enemy using Expert targeting mode.
Complete "Exodus in America".
Achieve a kill chain of 10 or more in any Advanced Co-Op mission.
Complete all Advanced Co-Op missions.
Gold medal all Advanced Co-Op missions.
Gold medal all Co-Ops missions.
Complete all Co-Op missions.
Complete a Co-Op mission without anyone dying.
Complete a Co-Op mission without dying.
Complete a Co-Op mission with just 2 people.
Gold medal any Co-Op mission.
Complete a Co-Op mission.
Complete the Explosive Rifle Single Player Challenge
In a full Multiplayer Liar's Dice game, win without losing a single die
Attain over 50,000 posse points in a single Free Roam session
In a Multiplayer Liar's Dice game, win with only one die left
In a single Multiplayer Liar's Dice game, successfully make a spot-on call
In a Multiplayer Poker game, win a hand on the last card when you were losing prior
In a Multiplayer Poker game, win a hand by forcing someone with a better hand to fold
Successfully complete either round of a Stronghold map without dying
While on defense, do not allow the attacking team to capture any of their objectives
During a Grand Prix, finish a race in first after placing last in the previous race.
Get first place in all races in any Grand Prix
Finish a single race without getting shot or killed, and without shooting a bullet
Attain over 9,001 points in a single Free Roam session
In a full Multiplayer Poker game, beat the table when blinds are at maximum
Get a triple kill while on the attacking team in Stronghold
Fight off 8 unique players during your time on top during Land Grab in Multiplayer Free Roam.
Make it to wave 15 in Undead Overrun Gametype in Multiplayer.
Attain 100% Game Completion statistic in Undead Nightmare.
Find and break a unicorn.
Find and kill a chupacabra.
Attain Rank 5 in all Undead Nightmare Challenges.
Complete "On a Pale Horse".
Complete "Mother Superior Blues" Survivor Mission.
Have every territory saved at the same time during the Undead Nightmare.
Complete "Cure For Most of What Ails You" and "Get Back in that Hole, Partner" Survivor Missions.
Find and kill a sasquatch.
Complete "Curious Tales from Blackwater, USA" Survivor Mission.
Complete all Tomahawk challenges in Single Player.
Kill 3 or more players in a standoff or showdown.
Reach level 50 and pass into Legend.
Double capture 3 times in a single Gold Rush map.
Get 25 Deadeye kills with Red.
Get 25 Dynamite kills with Pig Josh.
Come back from a 2-0 deficit and win a Hold Your Own game.
Kill 5 players via headshot in a single Shootout or Gang Shootout.
Get 3 kills with knives or throwing knives in a single competitive match.
Get a kill greater than 35 yards with a Tomahawk.