01Achievements
Every Black Mesa achievement, ordered by how few players in the world have unlocked it.
10 of 50 entries
Caffeine ExtractionPerform surgical caffeine extraction from 20 vending machines.21%Uncommon
Centripetal AttractionKill 20 Enemies with the Hivehand.22.7%Uncommon
Dead ReckoningKill an Assassin with the .357 Magnum.23.1%Uncommon
Permeable InfrastructureUse the alternate path in Office Complex.23.3%Uncommon
Limitless PotentialAccept G-Man’s offer of employment.25%Uncommon
Inflammatory ActionsKill a Headcrab using fire.25.6%Uncommon
Premature ExpulsionUse an entire clip of Gluon ammo in one continuous shot.26.5%Uncommon
Anti-Matter Over MindKill a Controller without killing any of its mind-controlled Vortigaunt slaves.27.7%Uncommon
Prophylactic SuggestedGet overtaken by a Headcrab's ample anterior.33.3%Uncommon
Gray Matter PropulsionHeadshot 20 Enemies with the .357 Magnum.36.7%Uncommon
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