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