REX: Accept and Decompile
No public description is available.
Very rare1.40%last reported global rate
Steam
Risk of Rain 2 Achievements
Official Steam achievement definitions and latest reported global unlock rates, ordered from rarest to most common.
Total achievements171
Rarest rate1.40%
Ultra rare0
Last checkedSep 20, 2026
Delayed official data
Rates and award counts were last observed on Sep 20, 2026.
Captain: Accept and Decompile
No public description is available.
Very rare1.60%last reported global rate
Loader: Accept and Decompile
No public description is available.
Very rare1.60%last reported global rate
Artificer: Accept and Decompile
No public description is available.
Very rare1.70%last reported global rate
Bandit: Accept and Decompile
No public description is available.
Very rare1.70%last reported global rate
MUL-T: Purge
No public description is available.
Very rare1.70%last reported global rate
Operator: Not So Different
As Operator defeat the teleporter boss on Conduit Canyon without touching the ground.
Very rare1.70%last reported global rate
Acrid: Purge
No public description is available.
Very rare1.80%last reported global rate
Mercenary: Purge
No public description is available.
Very rare1.80%last reported global rate
Engineer: Purge
No public description is available.
Very rare2.00%last reported global rate
Commando: Purge
No public description is available.
Very rare2.10%last reported global rate
Drifter: Mastery
No public description is available.
Very rare2.10%last reported global rate
False Son: Family Bonding
As False Son, have Aurelionite kill the final boss while the final boss is inflicted with at least one Lunar Ruin.
Very rare2.10%last reported global rate
Huntress: Purge
No public description is available.
Very rare2.10%last reported global rate
Operator: That Just Happened
As Operator keep an Elder Lemurian airborne for 10 seconds.
Very rare2.10%last reported global rate
Drifter: In The Bag
As Drifter defeat a boss from the challenge of the Mountain using a Shrine of the Mountain.
Very rare2.20%last reported global rate
Trial of Prestige
Complete the Trial of Prestige
Very rare2.30%last reported global rate
Drifter: Leave No Trace
As Drifter claim the contents of the lost backpack in the vault of Solutional Haunt.
Very rare2.40%last reported global rate
CHEF: It’s Getting Hot In Here!
As CHEF apply 20 stacks of Burn at once to the final boss.
Very rare2.70%last reported global rate
Seeker: Scorched Earth
Deal 500,000% damage with one use of Sojourn's explosion
Very rare2.70%last reported global rate