This document discusses different types of characters in literature, including:
1. Protagonists such as heroes, anti-heroes, tragic heroes, and caricatures.
2. Antagonists including main antagonists, nemeses, shape-shifters, change agents, and romantic angles.
3. Supporting characters like sidekicks, mentors, foils, comic reliefs, extras, and choruses.
4. Character development types of flat characters and round characters.
The document provides definitions and examples for each type of character.