First blood
ACH_FIRST_BLOOD87.8%
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Achievements and their recorded unlock rates.
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ACH_FIRST_BLOODACH_PERFECT_WAVEACH_FULL_POWERACH_COMBO_25ACH_WAVE_5ACH_NO_DEATH_BOSSACH_LASER_KILLACH_WAVE_10ACH_WAVE_15ACH_WAVE_20ACH_WIN_HARDACH_VICTORYACH_SURVIVORACH_SHARPSHOOTERACH_COOP_GUARDIANACH_COOP_COMEBACKACH_COOP_FLAWLESS_BOSSACH_COOP_REVIVEACH_COOP_VICTORYACH_COOP_WAVE_20ACH_COOP_WAVE_15ACH_COOP_WAVE_10ACH_COOP_WAVE_5ACH_COOP_FIRST_BLOODACH_COOP_UNBROKENACH_COOP_WIN_HARD