What we saw earlier was the trailer (teaser) for a supposedly upcoming Mortal Kombat movie and this is the trailer of an upcoming Mortal Kombat game which is being developed by NetherRealm Studios (comprised of Midway alumni). The game would be released for Xbox 360 and Playstation 3 by 4Q 2010. It is powered by a whole new graphical engine and packs in the cult favorite fatalities.

[Techeblog]