XCOM: Enemy Unknown research and engineering guide

Discover how to make the most of your resources with our detailed guide

Researching alien tech is tricky. Even if you don’t accidentally create a black hole inside a test tube, knowing exactly what you’re dealing with is guesswork at best. That’s why we’re here. We’ve assembled a complete guide of everything that can be researched, what that research does exactly, and what it’ll cost you. We can’t say this will ensure the survival of the human race, but it certainly can’t hurt.

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