Eren Yeager inherits the power of the Attack Titan (and later the Founding Titan) after his father, Grisha Yeager, injects him with a serum. His transformations are triggered by a combination of physical injury, a clear objective (to fight or protect), and often intense emotional distress. Key Transformation Events:

Here’s a concise report on the key moments when Eren Yeager transforms into a Titan in Attack on Titan . Transformation Events of Eren Yeager (Attack Titan)

Analysis of Eren Yeager’s initial and notable Titan transformations.