Item Condition
Quantum Theory for Xbox 360 comes complete in box — you're getting the game disc, the original case, and the manual all together. Coolection has tested this one and it was playing as expected; as with any disc-based title, performance can vary a bit depending on your setup and equipment, and discs are professionally resurfaced when needed so they play their best. If you'd like a closer look before committing, hit the "Request Additional Pictures" button on this page and we'll send you high-resolution photos of the exact copy in hand. Please refer to the provided photos for the exact details of the item's condition.
Item Description
Quantum Theory is a third-person cover shooter for the Xbox 360 that wears its influences proudly — if you've ever wanted a darker, more gothic spin on the cover-based action formula popularized by games like Gears of War, this one delivers that mood in spades. The game drops you into a brutal world overrun by a mysterious living tower called the Cocoon, and you'll fight your way through waves of mutated enemies alongside a fierce AI partner named Filena. The combat leans heavily on the push-and-pull of the cover system, with you popping out to unload on enemies, then retreating to survive the return fire.
What makes Quantum Theory stand apart visually is its dark fantasy aesthetic — crumbling stone architecture, bioluminescent corruption spreading across every surface, and enemy designs that blur the line between organic and mechanical. It has a distinctly grim atmosphere that sets it apart from the shinier action titles of the 360 era, and fans of the genre who enjoy a grittier palette will find a lot to appreciate in its look.
From a collecting standpoint, complete-in-box copies of 360 games are getting harder to pull together — manuals in particular tend to go missing over time, so having the full package intact is a genuine bonus. This is a snapshot of the Xbox 360's era of third-person shooters, and it holds an interesting place in that library as a title that swung for a very specific, committed vision.
A solid pick for Xbox 360 collectors and fans of gritty, cover-based action shooters who want the full, manual-included package on their shelf.
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REGULAR
Quantum Theory
$16.00
Submitting an offer does not guarantee acceptance. You’ll hear from us shortly with our response.
REGULAR
Quantum Theory
$16.00
Submitting an offer does not guarantee acceptance. You’ll hear from us shortly with our response.
