Full list of all 38 Risk of Rain 2 achievements worth 1,050 gamerscore. It takes around 20-25 hours to unlock all of the achievements in the base game.
The base game contains 37 achievements worth 1,000 Gamerscore, and there is 1 DLC pack containing 1 achievements worth 50 Gamerscore.
Complete a Teleporter event.
Defeat an Elite-type monster.
Fail the Shrine of Chance 3 times in a row.
Discover 10 unique white items.
Die 5 times.
Pick up 5 different types of Equipment.
Reach +300% movespeed (includes sprinting).
Defeat 3000 enemies.
Deal 5000 damage in one shot.
Discover and activate 8 unique Newt Altars.
Repair 30 drones or turrets.
Collect $30,480 total gold.
Fully upgrade a Shrine of the Woods.
Collect 10 Monster or Environment Logs.
Complete the first Teleporter event 5 times.
Duplicate the same item 7 times in a row with a 3D Printer.
Fully charge a Teleporter without getting hit.
Defeat the Teleporter boss under 15 seconds.
Free the survivor suspended in time.
Reach +200% attack speed.
Complete a Prismatic Trial.
Charge the Teleporter with less than 10% health.
Find the Altar to N'kuhana.
Discover the hidden chamber in the Abandoned Aqueduct.
Obliterate yourself at the Obelisk..
Complete 20 stages in a single run.
Defeat an Elite boss on Monsoon difficulty.
Reach and complete the 3rd Teleporter event without dying.
Open the Timed Security Chest on Rallypoint Delta.
Defeat the Teleporter bosses after activating 2 Shrines of the Mountain.
Without healing, reach and complete the 3rd Teleporter event.
Carry 5 Lunar items in a single run.
Kill 20 Hermit Crabs by chasing them off the edge of the map.
Complete 30 stages.
Kill 15 enemies simultaneously.
Loop back to the first stage.
Stay alive for 30 consecutive minutes.
Escape the Planetarium or complete wave 50 in Simulacrum.