This slideshow introduces the antagonist, identifies key characteristics and provides notable literary examples.
Source: Kathryn Reilly
The websites below list famous literary antagonists:
This website provides a trivia game on famous literary antagonists. How many will you know?
This article compiles and briefly discusses 50 notable literary villains.
In this article, Stephen King lists his top 10 literary villains (all save one are antagonists; one is a villain protagonist).
Source: See Above