Antagonist

An Antagonist is any character or group of characters that pose a threat to or impede upon the protagonists.

Comic Series

 * Oblivion Creatures try to eat the survivors. (Comic Series)
 * Edward Cole leads a group of survivors and is initially hostile to his brother Nathan and his operation. He eventually comes to see Nathan's side of things, and eventually becomes a deuteragonist, after being the primary (human) antagonist of the first and second volumes. (Volume 1 to Volume 2)