Universal Pictures recently announced a half-dozen or so release date changes for its upcoming film slate. The biggest title in the batch to get shuffled around is George Nolfi's adaptation of The Adjustment Bureau, however it's not the only genre-friendly title on the list:

Devil (formerly The Night Chronicles: Devil)
Directed by Drew and John Erick Dowdle (Quarantine)
IMDb says: A group of people trapped in a elevator realize that the devil is among them.
New date: September 17th, 210

Skyline
Directed by the Strause Brothers (AVP: Requiem)
IMDb says: After a late night party, a group of friends are awoken in the dead of the night by an eerie light beaming through the window.
New date: November 12, 2010

The Dark Fields
Directed by Neil Burger (The Illusinist)
IMDb says: A copywriter discovers a top-secret drug, MDT-48, that enhances intellect and other abilities. As his usage begins to change his life, he begins to consider the drug's shadowy origins; meanwhile, a group of killers trail his every move.
New date: January 21, 2011

Sanctum 3D
Directed by Alister Grierson (and "Presented by James Cameron")
IMDb says: An underwater cave diving team experiences a life-threatening crisis during an expedition to the unexplored and least accessible cave system in the world.
New date: February 4, 2011

The Adjustment Bureau
Directed by George Nolfi
IMDb says: The affair between a politician and a ballerina is affected by mysterious forces keeping the lovers apart.
New date: March 4th, 2011

Paul
Directed by Greg Mottola (Superbad)
IMDb says: Two British comic-book geeks [Simon Pegg and Nick Frost] traveling across the U.S. encounter an alien outside Area 51.
New date: March 18, 2011