Some aliens want to make a grand entrance. This trope marks the tendency for fleets of mile-long alien spaceships to ominously hover, several hundred feet over the world's cities without doing very much. It usually means the start of an Alien Invasion but it can be subverted. Expect shots of shadows washing over cities like a tide, awe-stricken people looking upwards and Jittercam footage of the ships over every major city. Five Rounds Rapid against them will be useless while their Wave Motion Gun will be devastating when they decide to use it. Absolutely no Mid-Air Bobbing ever. Quite inexplicable as not only would it expend vast amounts of power and present a big target but by Newton's Third Law, crush everything underneath it. Perhaps it's because Power Floats or because ships float in