In what seems to be an early leak, the multiplayer trailer for Call of Duty: Modern Warfare 3 has hit YouTube.

The over 3-min video gives us a quick look at some of the new features to the upcoming title, cinematic slow-mo and dramatic explosions. Just what you would expect from a reveal trailer.

Some of the new things coming in MW3 multiplayer – collectible dog tags, new perks like Quickdraw, Stalker, and Assassin, and it looks like the good ol’ heartbeat sensor has made a grand return.

Check it out below –

The official Modern Warfare 3 Multiplayer World Premiere is a giant event that kicks off today at 2 pm ET. The event, taking place in Los Angeles over the next two days, will give attendees the change to be the first to play MW3, host a $1 million multiplayer tournament and let people browse MW3’s weaponry in real life. Oh, and Kanye West is set to perform at the close of the event.

As a companion of Modern Warfare 3, an all new social gaming experience called “Call of Duty Elite” has been launched in Beta test. The service will be available to all players an will provide stat tracking, group and clan organization, and special analysis modes like map performance and highlights.

Check out the trailer for Elite below –

The original Modern Warfare 3 reveal trailer caused some controversy in the U.K. Some scenes from the game hit a little too close to home as they reminded people of the 7/7 attacks that took place in 2005.