Question

Is rainsford the antagonist because he is the main character ?

Answer 1

⇒ Antagonist:

1. An opponent or enemy in a story

⇒ Protagonist: 

1. The main character in any story, such as a literary work or drama.

2. A leading person in a contest; a principal performer.

3. An advocate or champion of a cause or course of action. 

           Rainsford is the protagonist in the story.