Full list of all 118 Risk of Rain 2 achievements. It takes around 200 hours to unlock all of the achievements in the base game on Windows.
The base game contains 103 achievements, and there are 2 DLC packs containing 15 achievements.
As MUL-T, defeat two Beetle Queens without leaving the teleporter zone.
As Artificer, perform a multikill of 20 enemies.
As Artificer, kill 15 enemies before touching the ground.
Complete the Trial of Vengeance.
As Huntress, beat the game or obliterate on Monsoon.
As Huntress, start and finish either Rallypoint Delta or Scorched Acres without falling below 100% health.
Complete the Trial of Glass.
Complete the Trial of Swarms.
As Huntress, land a killing blow with every possible hit of a single glaive.
As Huntress, collect and carry 12 Crowbars at once.
As Commando, beat the game or obliterate on Monsoon.
As REX, beat the game or obliterate on Monsoon.
As Engineer, beat the game or obliterate on Monsoon.
As Engineer, recruit 12 minions at one time.
As Engineer, finish charging the teleporter with zero monsters remaining on the stage.
As Engineer, defeat the teleporter boss in less than 5 seconds after it spawns.
As Artificer, beat the game or obliterate on Monsoon.
As Artificer, fully defeat the teleporter boss in a one-second burst of damage.
As Acrid, beat the game or obliterate on Monsoon.
As Acrid, inflict Poison 1000 total times.
Complete the Trial of Command.
As Acrid, land the killing blow on 50 total enemies that have 1 hit point left.
As Captain, beat the game or obliterate on Monsoon.
Beat the game on Monsoon difficulty.
Complete a Prismatic Trial.
As Mercenary, complete a Prismatic Trial without falling below 100% health.
As MUL-T, beat the game or obliterate on Monsoon.
Fully upgrade a Shrine of the Woods.
Activate 6 turrets in a single run.
As Captain, repair and recruit a TC-280 Prototype.
Discover the hidden chamber in the Abandoned Aqueduct.
As Mercenary, beat the game or obliterate on Monsoon.
As Mercenary, don't touch the ground for 30 seconds.
Stabilize the Cell in the Void Fields.
Without healing, reach and complete the 3rd Teleporter event.
Duplicate the same item 7 times in a row with a 3D Printer.
Defeat the Teleporter bosses after activating 2 Shrines of the Mountain.
Defeat an Elite boss on Monsoon difficulty.
Obliterate yourself at the Obelisk..
As Loader, beat the game or obliterate on Monsoon.
Reach +200% attack speed.
Complete 3 Combat Shrines in a single stage.
Repair the broken robot with an Escape Pod's Fuel Array.
Die 20 times.
Fully charge a Teleporter without getting hit.
Reach +300% movespeed (includes sprinting).
Repair 30 drones or turrets.
Defeat 500 elite monsters.
Die three times while burning.
Free the survivor suspended in time.
Discover and enter three unique portals.
Destroy 20 flying rocks in Sky Meadow.
Defeat the unique guardian of Gilded Coast without any beacons deactivating.
Defeat 3000 enemies.
Defeat the Teleporter boss under 15 seconds.
Complete 30 stages.
Open the Timed Security Chest on Rallypoint Delta.
Beat the game.
As Loader, land a Charged Gauntlet hit at 300mph or higher.
Deal 5000 damage in one shot.
Loop back to the first stage.
Complete the Trial of Honor.
Collect 10 Monster or Environment Logs.
Pick up 5 different types of Equipment.
Complete the first Teleporter event 5 times.
Die 5 times.
Find the Altar to N'kuhana.
Discover 10 unique white items.
Kill 15 enemies simultaneously.
Kill 15 boss monsters in a single run.
Collect $30,480 total gold.
Fail the Shrine of Chance 3 times in a row.
Defeat the unique guardian of Siren's Call.
Reach and complete the 3rd Teleporter event without dying.
Stay alive for 30 consecutive minutes.
Complete a Teleporter event.
As Commando, fully charge the first-stage teleporter before the timer hits 5 minutes.
Defeat an Elite-type monster.
As Captain, visit 10 different environments in a single run.
Carry 5 Lunar items in a single run.
Charge the Teleporter with less than 10% health.
As Commando, land the killing blow on an Overloading Worm.
As Commando, clear 20 stages in a single run without picking up any Lunar items.
Complete 20 stages in a single run.
As Acrid, land the final blow on a Scavenger.
Discover and activate 8 unique Newt Altars.
As Loader, reach and proceed through the Celestial Portal in 25 minutes or less.
In 4 consecutive stages don’t leave the teleporter radius until it is fully charged.
Complete the Trial of Spite.
Complete the Trial of Enigma.
Complete the Trial of Chaos.
Complete the Trial of Dissonance.
Complete the Trial of Evolution.
Complete the Trial of Metamorphosis.
Complete the Trial of Sacrifice.
Complete the Trial of Kin.
Complete the Trial of Death.
Complete the Trial of Frailty.
Complete the Trial of Soul.
Kill 20 Hermit Crabs by chasing them off the edge of the map.
As MUL-T, land the killing blow on an Imp Overlord with the Preon Accumulator.
As REX, kill a Clay Dunestrider on Abandoned Aqueduct by throwing it into a pit.
As REX, complete an entire teleporter event while under 50% health.
As Loader, kill three other Loaders in the Bulwark's Ambry.
As REX, heal for 1000 health at once.
As Bandit, beat the game or obliterate on Monsoon.
As Bandit, kill the final boss with 'Lights Out'.
As Mercenary, use 20 abilities in 10 seconds.
As Bandit, successfully use 'Lights Out' to reset your cooldowns 15 times in a row.
As Bandit, kill a monster with 20 stacks of Hemorrhage.
As Captain, kill the final boss using a Supply Beacon
As MUL-T, clear the Void Fields on Stage 7 or later.
Escape the Planetarium or complete wave 50 in Simulacrum.
As Railgunner, deal 1,000,000 damage in one shot.
As Railgunner, fire 30 consecutive sniper shots without missing a Weak Point.
As Railgunner, get 3 kills with a single Supercharge shot while airborne.
As Railgunner, beat the game or obliterate on Monsoon.
As 「V??oid Fiend』, beat the game or obliterate on Monsoon.