Bertolt Hoover
Bertholdt Hoover is a major antagonist in the anime/manga series, Attack on Titan. He is the true identity of the Colossal Titan; an Eldian who infiltrated the military of the Walls as a spy as a part of a plot to eradicate the "remainder of humanity", and the childhood friend of Reiner Braun. He initially appears as a supporting character, until the second half of the Clash of the Titans arc where he becomes the secondary antagonist. He also serves as one of the two secondary antagonists of the Return to Shiganshina arc (alongside Reiner). He makes a posthumous return during the Marley arc flashbacks.read more