Laboratory Achievements Here is the full list of all 9 Laboratory achievements.Filter Achievement View View Image viewList view Sort by TrueSteamAchievement desc TrueSteamAchievement asc Achievement name desc Achievement name asc TSA Ratio desc TSA Ratio asc Gamers desc Gamers asc Steam order Date won desc Date won asc What are achievement flags? Click to find outApply Defeat BrainComplete the brain stage. Defeat Brain (Hard)Complete the brain stage on hard difficulty. Defeat EyeComplete the eye stage. Defeat Eye (Hard)Complete the eye stage on hard difficulty. Defeat HeartComplete the heart stage. Defeat Heart (Hard)Complete the heart stage on hard difficulty. Defeat The Final BossComplete the final boss stage. Defeat The Final Boss (Hard)Complete the final boss stage on hard difficulty. Hardcore PlayerComplete all 4 stages on hard difficulty.