After playing such weighty roles as motorbike “warrior princess” in the “Transformers” franchise and sexy starlet in “How to Lose Friends and Alienate People,” the sultry seductress will be showing off her formidable acting chops in sure-to-be classic “Jennifer’s Body.”

The 23-year-old Fox stars stretches out in the title role as a high-school cheerleader who turns into a knife-wielding, boy-eating killing machine after being possessed by a demon.

Publicity stills feature Fox looking like a hot mess, covered in blood and wearing a ripped miniskirt.

Even if the Academy somehow overlooks her performance in this gem, Fox still has her awards as reigning lad mag hot list queen.

The film, due out in September, is directed by Karyn Kusama (“Aeon Flux) and the screenplay was written by Diablo Cody of “Juno” fame.