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Get your first Challenge Coin
Common61.1%last reported global rate
Steam
Knuckle Jet Achievements
Official Steam achievement definitions and latest reported global unlock rates, ordered from rarest to most common.
Total achievements41
Rarest rate0.100%
Ultra rare14
Last checkedOct 10, 2026
Delayed official data
Rates and award counts were last observed on Oct 10, 2026.