E3 Trailer Round-Up: Halo 4, Gears of War: Judgement, Star Wars 1313, Lost Planet 3

E3 2012 kicked off yesterday with press conferences from some of the biggest gaming companies and we already showed you videos from Resident Evil 6, Dead Space 3, and Aliens: Colonial Marines. We'll continue to bring you new updates throughout the week and wanted to post a round-up of some of the top videos released yesterday.

Watch a trailer and gameplay video from Halo 4, the first trailer for Gears of War: Judgement, the first look at the M-rated Star Wars 1313, and the new trailer for Lost Planet 3: