New Black Ops 2 trailer introduces "the most insidious villain in Call of Duty history."

Treyarch released a trailer today for Call of Duty: Black Ops 2 introducing the series' newest baddie and a sampling of the game's score by composer Trent Reznor.

The trailer offers a peek at antagonist Raul Menendez, whom Treyarch is calling "the most insidious villain in Call of Duty history." A sweeping montage of blossoming explosions and shoot-outs in torrential rain show off the action the series is known for.

Read up on Polygon's preview of Black Ops 2 for details on the game's script, multiplayer, and zombie mode.