Bigbang
ACH_BIGBANG98.3%

Achievements and their recorded unlock rates.
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ACH_BIGBANGACH_REDALERTACH_FULLMOONACH_UNIDENTIFIEDFEEDINGOBJECTACH_GALACTHICCACH_SPACEHIPSACH_ROCKBOTTOMACH_CHUBBYCHASERSFROMSPACEACH_YOUAREWHATYOUEATACH_ASTDONUT