Eren Yeager

Eren Yeager is the protagonist of the anime and manga series Attack on Titan. He is a determined, headstrong, and highly emotional individual who initially seeks revenge for his mother's death and the destruction of his hometown by titans. Eren is also a complex character who struggles with the dark knowledge of the world's brutality, which fuels his zealous drive for freedom. His tumultuous emotions lead him to question the very nature of humanity and the decisions he must make for the greater good, often resulting in a conflicted state of mind. Eren has a close-knit friendship with Mikasa and Armin, which is foundational to his character development, though he often pushes them away to protect them. He has a strained relationship with his father, Grisha, and experiences visions from the Founding Titan, which play a significant role in his transformation throughout the story. His transformation includes a shift from a freedom fighter to a more ambiguous role as he attempts to save Eldia by initiating the rumbling, an event that shapes the fate of the world.