Quantum Theory - Xbox 360
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- New: Factory-sealed, brand new, and unopened.
- Game Only: a pre-owned copy, includes the original game cartridge or disc only. No case, manual, or inserts are included unless specifically stated. For shipping, you may receive these games in a paper sleeve or an empty game case.
- Game + Case: a pre-owned copy, includes the original game cartridge or disc, plus a case with cover art. For disc-based games, the case may be replaced with a new third-party case if the original is damaged or missing. No reprinted cover art is used.
- Game + Manual: a pre-owned copy, includes the original game cartridge or disc, plus the original instruction manual. No cover art is included unless specifically stated. Disc based games with manual are packaged together in a game case.
- Game + Case + Manual: a pre-owned copy, includes the original game cartridge or disc, plus a case with cover art and the original instruction manual. For disc-based games, the case may be replaced with a clean third-party case if the original is damaged or missing. No reprinted cover art is used.
- Complete (Complete in Box / CIB): a pre-owned copy, includes the original game, original box/case with cover art, original manual, and other extras that were included at retail (if applicable). Inserts may include items like registration cards, posters, warranty slips, promotional materials, bonus CDs, slipcovers, etc. Please see the product description where it may be clear about what's included for that game.
- Cosmetic Flaws: a pre-owned copy, has visible wear from normal use that does not affect gameplay or functionality. These are purely appearance-related imperfections—great for customers who care more about playing than display perfection.
Pre-Owned Items: Unless a product is listed as New, it is considered Pre-Owned. All Pre-Owned games are carefully cleaned, inspected, and prepped for resale. Cartridge games are cleaned on the outside to remove dirt and grime, and also have their contacts cleaned with 99% isopropyl alcohol. Disc games are resurfaced using a professional-grade ECO-Master disc repair system when needed. All items are fully functional and backed by the Bitjump Games Pre-Owned Guarantee. Learn more about our pre-owned game refurbishment process.
Variant Note: Unless specifically stated otherwise, you may receive any standard retail variant of the game (including releases such as Player’s Choice, Selects, Greatest Hits, or Platinum Hits). If you have a preference, leave a note at checkout or email us at contact@bitjumpgames.com before placing your order.
Quantum Theory - Xbox 360
Description
Description
Quantum Theory for Xbox 360 is a dark sci-fi third-person shooter that follows Syd, a battle-hardened warrior determined to climb a mysterious living tower known simply as "The Tower." Joined by the enigmatic Filena, players fight through grotesque enemies and uncover the truth behind a world consumed by corruption and endless conflict.
Engage in fast-paced cover-based combat using an arsenal of powerful firearms, explosive weapons, and devastating melee attacks. As the Tower shifts and transforms around you, each level presents new environmental hazards, enemy encounters, and strategic opportunities. Upgrade weapons, face towering bosses, and utilize teamwork with AI companions to survive increasingly difficult battles.
Developed by Team Tachyon and published by Tecmo Koei, Quantum Theory blends third-person shooting mechanics with a dark fantasy atmosphere inspired by gothic architecture and bio-organic environments. Its evolving levels, cinematic presentation, and emphasis on both ranged and close-quarters combat create a distinctive experience among Xbox 360 action games.
Whether you're expanding your Xbox 360 collection, enjoy atmospheric third-person shooters, or are searching for a lesser-known action title from the console's library, Quantum Theory delivers intense combat, memorable environments, and a uniquely dark science-fiction adventure.
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Specifications
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Warranty & Returns
Warranty & Returns
🎖️ The Bitjump Pre-Owned Guarantee
- Authenticity you can trust – We only sell 100% genuine games and gear. Every item is inspected before sale — no reproductions, bootlegs, or counterfeit copies.
- Cleaned and Ready – Every pre-owned item is cleaned, inspected, and carefully packaged to stay protected until it reaches you. Learn more about our refurbishment process.
- Warranty & Returns – All pre-owned items are backed by our 90-day guarantee. If a pre-owned game, console, or accessory fails during normal use within 90 days of delivery (or in-store purchase), we’ll help resolve the issue with an exchange for the same item or store credit. Read full details about our warranty and refund policy.
Sell Games, Cards, & More for Cash
Sell Games, Cards, & More for Cash
Have games, consoles, accessories, or even trading cards you’re no longer using? Bring them to Bitjump Games and turn them into in-store credit you can use toward your next purchase. We’re always buying a wide range of video game items, from retro classics to modern releases, and offer competitive values based on current demand. It’s a simple way to refresh your collection while getting more out of what you already own. Learn more about our trade in and buy back program.
