← SpaceChem

19 of 20 entries

Sign in to keep track of what you have here — unlocked entries stay ticked off, and you can filter down to what is left.

• Interstellar Transportation SpecialistBeat the assignment "Collapsar" in the 63 Corvi campaign.5.7%Rare
• Distinguished Publication ReviewerBeat 20 published ResearchNet assignments.5.9%Rare
• Chief Executive OfficerBeat the game!6.1%Rare
• Junior Publication ReviewerBeat 10 published ResearchNet assignments.6.2%Rare
• Senior Efficiency SpecialistBeat the assignment "Molecular Foundry" using two or fewer reactors.6.4%Rare
• Senior Performance SpecialistBeat the assignment "Σ-Ethylene" in under 6000 cycles.6.5%Rare
• Cost Control SpecialistBeat the assignment "Falling" using two or fewer reactors.6.9%Rare
• Materials Engineer of the PeopleBeat the assignment "Challenge: KOHCTPYKTOP".7.2%Rare
• Performance SpecialistBeat the assignment "No Thanks Necessary" in under 2200 cycles.7.8%Rare
• Performance Specialist IIBeat the assignment "Gas Works Park" in under 2700 cycles.8%Rare
• Science is an Indoor ActivityBeat 3 published ResearchNet assignments.8.1%Rare
• Industrial PhysicistBeat the assignment "Challenge: Applied Fusion".8.3%Rare
• Efficiency SpecialistBeat the assignment "No Ordinary Headache" using only one reactor.8.8%Rare
• Environmental EngineerBeat the assignment "Challenge: Going Green".9.9%Rare
• Junior Performance SpecialistBeat the assignment "Nothing Works" in under 1000 cycles.10.5%Rare
• Director of Moustache ResearchBeat the assignment "Moustachium 608".11.7%Rare
• Moustache ScientistBeat the assignment "Moustachium 604".14.6%Rare
• Junior Permutation TechnicianBeat the assignment "Challenge: In-Place Swap".15.7%Rare
• Moustache Research AssistantBeat the assignment "Moustachium 602".16.6%Rare

Data from Steam — Steam Web API Terms of Use. Last updated 20 Aug 2026.