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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.

21
Operator: Mastery

No public description is available.

Very rare
2.80%last reported global rate
22
CHEF: You’ve Always Been Crazy

As CHEF hit five airborne enemies with one instance of Roll.

Very rare
2.90%last reported global rate
23
CHEF: Barbecued Bison Recipe Complete

As CHEF complete 10 recipes by searing an oiled bison with Sear.

Very rare
3.10%last reported global rate
24
REX: Cleared Prime Meridian

As REX, complete the Event on Prime Meridian.

Very rare
3.10%last reported global rate
25
False Son: Protein Heavy Diet

As False Son, gain up to 40 Lunar Spikes through Growth.

Very rare
3.20%last reported global rate
26
CHEF: Mastery

As CHEF, beat the game or obliterate on Monsoon.

Very rare
3.30%last reported global rate
27
Drifter: Trash Compactor

As Drifter carry 20 temporary items at once.

Very rare
3.30%last reported global rate
28
Operator: That All You Got?

As Operator kill 4 different types of monsters with a single ricochet.

Very rare
3.50%last reported global rate
29
Artificer: Cleared Prime Meridian

As Artificer, complete the Event on Prime Meridian.

Very rare
3.60%last reported global rate
30
Loader: Cleared Prime Meridian

As Loader, complete the Event on Prime Meridian.

Very rare
3.60%last reported global rate
31
Acrid: Cleared Prime Meridian

As Acrid, complete the Event on Prime Meridian.

Very rare
3.70%last reported global rate
32
Captain: Cleared Prime Meridian

As Captain, complete the Event on Prime Meridian.

Very rare
3.70%last reported global rate
33
MUL-T: Cleared Prime Meridian

As MUL-T, complete the Event on Prime Meridian.

Very rare
3.80%last reported global rate
34
Void Fiend: Cleared Prime Meridian

As Void Fiend, complete the Event on Prime Meridian.

Very rare
3.80%last reported global rate
35
Mercenary: Cleared Prime Meridian

As Mercenary, complete the Event on Prime Meridian.

Very rare
3.90%last reported global rate
36
Bandit: Cleared Prime Meridian

As Bandit, complete the Event on Prime Meridian.

Very rare
4.10%last reported global rate
37
Trial of Delusion

Complete the Trial of Delusion.

Very rare
4.10%last reported global rate
38
Commando: Cleared Prime Meridian

As Commando, complete the Event on Prime Meridian.

Very rare
4.40%last reported global rate
39
False Son: Mastery

As False Son, beat the game or obliterate on Monsoon.

Very rare
4.40%last reported global rate
40
Railgunner: Cleared Prime Meridian

As Railgunner, complete the Event on Prime Meridian.

Very rare
4.40%last reported global rate