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