bloodthirsty

adjective3

1. •
   Thirsty for blood: inexorably violent or eager for bloodshed; murderous.

   • Soon the ogress, fierce and bloodthirsty, she who for more than a hundred years had queened it in the depths, saw that a man - a queer being of the upperworld - had sunk to her realm. — 1961
2. •
   (humorous) Of a mosquito, tenaciously seeking to draw blood.
3. •
   Of a book, film, etc.: depicting much violence; gory, violent.