Here's a poster for 'Skyline'.
Okay, a force that pulls people up into ships like a magnet attracts metal. Why didn't I think of that. Nice.
What happens if you're inside a building? You get stuck to the ceiling? Nope. A closer look reveals a more direct solution:
Your body comes out of the building one way or the other... Ick. Wouldn't want to be the first one through a joist beam or window. Or the second for that matter. Brutal.
Looking forward to this one.