Eren wasn't born evil. His fate by the end of Attack on Titan was a result of a plethora of experiences and losses he ...
When Annie is first suspected of being the Female Titan, despite all the evidence ... With the latter's help and influence, Eren was able to form a faction (the "Jaegerists"), and thus make ...
Attack on Titan's iconic and complex story came to an end with Eren's death. Eren's path from being the protagonist to becoming the antagonist changed the course of the anime completely.
After finding the truth about the world, Eren walked on the path of becoming Attack on Titan's antagonist. He caused the Rumbling and trampled across the globe and caused the deaths of billions.