X-COM: Enforcer is often cited as the black sheep of the series. Developed by Hasbro Interactive using the Unreal Engine, it abandoned the turn-based roots of the series entirely.

If you want to experience this piece of history without the risks associated with "free download" sites (which often bundle malware with legacy installers), the game is frequently available on: Often bundled in the X-COM: Complete Pack .

You play as a prototype combat robot—the Enforcer—designed to repel an alien invasion during the "First Alien War."

Stripped of the X-COM name, it is actually a competent, high-octane "trash" game—perfect for those who want to turn their brain off and blast aliens without worrying about their favorite sniper getting panicked and shooting their own teammates. Where to Find It Today

Usually the best version for modern Windows compatibility, as they often include patches to make older engines run on 64-bit systems.

It is a pure, unadulterated third-person arcade shooter. There is no research tree, no base management, and no permadeath. Instead, you have power-ups, massive bosses, and waves of Sectoids to mow down. Why It Matters Now

While purists at the time felt the game was a betrayal of the X-COM brand, looking back, Enforcer represents a fascinating moment in gaming history:

It was one of the earlier attempts to see if a complex strategy IP could survive a total genre swap.