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