Full list of all 52 Outriders achievements worth 1,305 gamerscore. It takes around 40-50 hours to unlock all of the achievements in the base game on Xbox One.
The base game contains 43 achievements worth 1,000 Gamerscore, and there are 2 DLC packs containing 9 achievements worth 305 Gamerscore.
Open the Gate leading out of the Forest.
Complete the highest tier of 4 class-related Accolades for any class.
Complete 25 side quests.
Put an end to Scurlock.
Master a branch of the class tree for any class.
Kill 3500 enemies.
Kill 5 Elites using skills only.
Equip a legendary item.
Prepare your truck to enter the Forest.
Fill in 150 journal pages.
Reach Accolade level 10.
Kill an enemy afflicted with at least 4 different status effects.
Use crafting to improve the rarity of 15 items.
Deal a total of 1,000,000 damage.
Dismantle 300 items.
Use a skill enhanced by 4 different mods.
Use crafting to replace 10 item mods.
Mine ore from a deposit 30 times.
Equip a character with epic or legendary items only.
Uncover the direction of the signal's source.
Reach character level 10.
Kill a total of 50 enemies with any Melee skill.
Kill 10 enemies with no more than 2 seconds between each kill.
Unlock a class tree node.
Kill Gauss at the Solar Tower.
Complete a side quest.
Awake to the new, dark era of Enoch's history.
Continue the campaign to unlock this achievement.
Complete the Historian questline.
Complete the Wanted questline.
Complete the Hunter questline.
Complete "The Outrider's Legacy".
Complete all side quests.
Kill 7500 enemies.
Kill 1000 enemies in Expeditions.
Reach character level 30.
Sell 300 items.
Unlock 125 unique weapon and armor mods for crafting.
Fill in 300 journal pages.
Complete all class-related Accolades for any class.
Reach Accolade level 20.
Complete all New Horizon Expeditions.
Dispose of the Acari in Molten Depths while playing in a duo.
Interfere with an experiment in The Marshal's Complex.
Continue the Worldslayer campaign to unlock this achievement.
Continue exploring Tarya Gratar to unlock this achievement.
Defeat final Arbiter on Apocalypse Tier 25.