Tecmo Koei has Samurai Warriors 2 with Xtreme Legends & Empires HD Version slated for release on October 24. The PS2 game has been updated with auto saving, trophy support, cross save, and manual camera controls.
The biggest change is the visuals. Samurai Warriors 2 HD can output significantly more troops on screen, says Tecmo Koei. Here are some comparison screenshots.
Samurai Warriors 2 with Xtreme Legends & Empires HD Version will be sold as a retail game for PlayStation 3. You can also buy a digital copy with all three games, Samurai Warriors 2 HD with Xtreme Legends or Samurai Warriors 2 HD on the PlayStation Store. The PlayStation Vita version will only be sold as a download split into Samurai Warriors 2 with Xtreme Legends HD Version (3,000 yen) or Samurai Warriors 2 Empires HD Version (2,700 yen). The Vita version supports ad-hoc connectivity for multiplayer.