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.
Reach Accolade level 20.
Kill 7500 enemies.
Complete the highest tier of 4 class-related Accolades for any class.
Kill 1000 enemies in Expeditions.
Kill 5 Elites using skills only.
Kill 10 enemies with no more than 2 seconds between each kill.
Complete all side quests.
Complete the Historian questline.
Bring down the Drop Pods.
Use a skill enhanced by 4 different mods.
Complete the Hunter questline.
Unravel the Ferals' origins.
Reach character level 30.
Unlock 125 unique weapon and armor mods for crafting.
Defeat Yagak in Utargak.
Dismantle 300 items.
Open the Gate leading out of the Forest.
Complete the Wanted questline.
Sell 300 items.
Use crafting to replace 10 item mods.
Complete "The Outrider's Legacy".
Equip a character with epic or legendary items only.
Master a branch of the class tree for any class.
Kill 3500 enemies.
Put an end to Scurlock.
Equip a legendary item.
Prepare your truck to enter the Forest.
Complete 25 side quests.
Reach Accolade level 10.
Fill in 150 journal pages.
Kill an enemy afflicted with at least 4 different status effects.
Mine ore from a deposit 30 times.
Deal a total of 1,000,000 damage.
Kill a total of 50 enemies with any Melee skill.
Uncover the direction of the signal's source.
Reach character level 10.
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.
Use crafting to improve the rarity of 15 items.
Fill in 300 journal pages.
Complete all class-related Accolades for any class.
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.