Master Zoologist
You tamed all of the domesticable creatures on the ARK!
Very rare3.00%last reported global rate
Steam
ARK: Survival Evolved Achievements
Official Steam achievement definitions and latest reported global unlock rates, ordered from rarest to most common.
Total achievements32
Rarest rate3.00%
Ultra rare0
Last checkedSep 28, 2026
Delayed official data
Rates and award counts were last observed on Sep 28, 2026.
Beta Ascension
You Ascended off the ARK, at Beta level!
Very rare3.70%last reported global rate
Perfect Explorer
You've discovered 100% of the Explorer Notes on the ARK!
Very rare4.00%last reported global rate
Survivor of The Center
You defeated the Guardians of The Center!
Very rare4.10%last reported global rate
Master Explorer
You've discovered 90% of the Explorer Notes on the ARK!
Very rare4.20%last reported global rate
Expert Explorer
You've discovered 80% of the Explorer Notes on the ARK!
Very rare4.30%last reported global rate
Professional Explorer
You've discovered 70% of the Explorer Notes on the ARK!
Very rare4.30%last reported global rate
Adept Explorer
You've discovered 60% of the Explorer Notes on the ARK!
Very rare4.40%last reported global rate
Veteran Paleontologist
You found the Dossiers of each of ARK's initial Specimens!
Very rare4.40%last reported global rate
Veteran Explorer
You've discovered 50% of the Explorer Notes on the ARK!
Very rare4.50%last reported global rate
Artifact Archaeologist
You personally retrieved all the Artifacts!
Very rare4.60%last reported global rate
Gamma Ascension
You Ascended off the ARK, at Gamma level!
Very rare4.70%last reported global rate
Studious Explorer
You've discovered 40% of the Explorer Notes on the ARK!
Very rare4.70%last reported global rate
Cure-All
You've cured yourself of Swamp Fever!
Rare5.10%last reported global rate
Adventurous Explorer
You've discovered 30% of the Explorer Notes on the ARK!
Rare5.30%last reported global rate
Alpha Ascension
You Ascended off the ARK, at Alpha level!
Rare5.70%last reported global rate
Experienced Explorer
You've discovered 20% of the Explorer Notes on the ARK!
Rare6.90%last reported global rate
Highest Peak
You've reached the highest mountain peak of the ARK!
Rare8.40%last reported global rate
Survivor Evolved
You've defeated ARK's three Guardians! And yet...
Rare8.50%last reported global rate
Master Survivor
You defeated ARK's third Guardian!
Rare9.90%last reported global rate