Killzone 3 gets its beta started on February 2nd. Within the next month we have betas of Crysis 2 and now Killzone 3, on 360 and PS3 respectively. Come February 2, North American PlayStation 3 owners are able to try out the multiplayer portion of Killzone 3.
The demo includes one map called "Frozen Dam" but includes four different modes of play. The beta winds up on February 14th just in time for Valentines Day.