Wizards of the Coast has announced that its next release for Magic: The Gathering, Mirrodin Besieged, will street on February 4th.  The 155-card set will be the second release in the Scars of Mirrodin block. 

Pre-release events will be held January 29-30; launch parties will be held February 4-7.   

The Design Team for Mirrodin Besieged is Mark Gottlieb (lead), Gregory Marques, Ken Nagle, Mark Rosewater, and Mike Turian.  The Development Team for the set is Erik Lauer (lead), Ryan Dhuse, Zac Hill, Tom LaPille, and Mike Turian.