In Which Episode Eren Become Colossal Titan
Eren Yeager does transform into a 60-meter Colossal Titan in a standard battle during the early seasons. Instead, he inherits the Colossal Titan’s power from Bertholdt Hoover.
To answer the question directly: If one defines "becoming the Colossal Titan" as , the episode is Attack on Titan Season 3, Episode 20 ("That Day"). If one defines it as the first physical transformation into the 60-meter form, the episode is Season 4, Episode 28 ("The Dawn of Humanity"). The latter is the more accurate answer to the common phrasing “in which episode does Eren become the Colossal Titan,” as it is the first time viewers see him use that specific form. in which episode eren become colossal titan
Eren then emerges from the skeleton-like Founding Titan body as a massive, rib-cage-like entity that rivals the size of the Walls themselves. While fans often call this his "Colossal Titan form" due to its size, it is technically his . This is the first time Eren is seen in a body of that massive scale. Eren Yeager does transform into a 60-meter Colossal
