Aping a popular franchise's mechanics and style may be seen as a safe business proposition, but in terms of critical evaluation, the copy-cat game is likely to face stricter judgment. After all, if you're going to copy the good stuff, you've got to get it right. Tecmo's PlayStation 3 exclusive, Quantum Theory (just Quantum outside of Japan), certainly succeeds in evoking memories of Gears of War -- at least, if you remember Epic's shooter being a technically unsound and completely unappealing disaster. If the Tokyo Game Show build is any indication, Quantum needs to undergo crucial work before its early 2010 release.

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