A predatory person, savagely cruel and ruthless in their treatment of others.
A carnivorous animal that hunts for its food, especially one that preys on vertebrates.
A vile, wicked person.
An extremely depraved person, or one capable or guilty of great crimes.
Any opponent player, especially a hypothetical player for example and didactic purposes. Compare: hero (“the current player”).
In fiction, a character who has the role of being bad, especially antagonizing the hero.
A deliberate scoundrel.