Achievement first boss
ACHIEVEMENT_FIRST_BOSS50.2%

Achievements and their recorded unlock rates.
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ACHIEVEMENT_FIRST_BOSSACHIEVEMENT_NITROACHIEVEMENT_BANDITACHIEVEMENT_FLOPPAACHIEVEMENT_LEGENDARYACHIEVEMENT_MERCACHIEVEMENT_MAGEACHIEVEMENT_LOOPACHIEVEMENT_SEWERACHIEVEMENT_BASICACHIEVEMENT_NEMESIS_KILLACHIEVEMENT_NOCLIPACHIEVEMENT_WIN_HARDACHIEVEMENT_GLITCHACHIEVEMENT_WIN_NORMALACHIEVEMENT_WIN_HARD_All