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