protagonist
- The protagonist of a story is its main character, who has the sympathy and support of the audience. This character tends to be involved in or affected by most of the choices or conflicts that arise in the narrative
antagonist
One who opposes and contends against another; an adversary.- The principal character in opposition to the protagonist or hero of a narrative or drama.
- Physiology A muscle that counteracts the action of another muscle, the agonist.
What does an antagonist usually do in a story?
The role of the antagonist is to prevent the hero or protagonist from accomplishing his or her objective. You can think of the antagonist as the villain. Explanation: A classic example would be in Batman, where Batman is the hero and the Joker is the antagonist. An antagonist typically wrecks havoc on the protagonist.