There is apparently a movie coming out called Legion in which God gets angry at the earth again and, "sends his legion of angels to bring on the Apocalypse" (from the synopsis). In the trailer there are several scenes that show thousands of "angels" flying to do battle with a few humans in a diner. I'm not real sure a "legion" would be necessary, though...
It says, "the" angel. Just one.
And that night the angel of the LORD went out and struck down 185,000 in the camp of the Assyrians. And when people arose early in the morning, behold, these were all dead bodies. (2 Kings 19:35)
It says, "the" angel. Just one.