Today, Marvel Comics announces that it will be launching a 12-issue limited series in April 2012 featuring two Marvel Universe superhero organizations in war against other: The Avengers and the X-Men. This will be called "Avengers Vs. X-Men" and it will have two issues released per month during its run. Here's Marvel's commentary of premise of the upcmoming series below:

"The Avengers and X-Men have learned that the all-powerful embodiment of both death and rebirth known as the Phoenix Force is on a crash course for Earth…and it needs a new host to unleash its immeasurable power. But what is the shocking decision tied to the Phoenix’s return that will pit the Avengers against the X-Men? And when good friends become bitter enemies, what does this mean for the future of the Marvel Universe?"

2:19 PM Canada EST