It doesn't mention the 360 at all in the press release. Strange that they'd release it on one and not the other, unless the 360 version of the original game didn't sell well in comparison to the PS3. Also, it's November 18th in Europe.
http://www.siliconera.com/2011/08/15/dynasty-warriors-7-xtreme-legends-dashes-to-stores-in-november/
"TECMO KOEI AMERICA Corp. today announced that DYNASTY WARRIORS 7: Xtreme Legends, developed by OMEGA FORCE, for PlayStation®3 computer entertainment system will be released in North America starting on November 15th 2011."
* Brand new characters Guo Jia & Wang Yi as well as returning hero Pang De bolster the ranks of Wei kingdom.
* New ultra-powerful versions of DYNASTY WARRIORS 7 weapons can be unlocked by fulfilling certain conditions in the game. New weapon types are added to your armory and weapons such as the Dragon Spear, Sai, Battling Stick & Scimitar will further increase the variety of ways players can decimate opposing armies.
* Newly implemented “Legend Mode” allows players to tackle battles from both the past Dynasty Warriors series and brand new scenarios with all their favorite characters. In addition, players are able to make their castle town prosper and also employ a lieutenant from their favorite military commander. The lieutenant affects how the castle-town flourish in many different ways.
* The Challenge Mode allows players to tackle various missions that allow them to fight for world-wide rankings. This mode is backed up with online leader boards which allow players to fight for the world no. 1 spot in the Dynasty Warriors universe!
* With this game, by reading in the original Dynasty Warriors 7 disc, the player will be able to experience a powered-up verson of the original Dynasty Warriors 7 Story mode and Conquest mode.
* DYNASTY WARRIORS 7: Xtreme Legends will feature a Japanese voice-over option.
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Simplicity is the ultimate sophistication.