As you are probably aware of by now, Killzone 3 was announced last week. Sony has now released the first official teaser trailer for the game, featuring highlights of the new brutal melee combat system. The release of the trailer coincides with the release of the new Killzone.com website.
Secondly, the first official gameplay trailer is right around the corner, so be sure to check back soon. In the mean time, check out the teaser trailer below: