Reiner is a central character in the adored anime series, Attack on Titans. This imposing individual plays a key role in the plot, captivating audiences with his engrossing presence. The intensity of his character is a driving force behind the success of the show. Rhine's unwavering loyalty and strength make him a fan-favorite in the anime community. Attack on Titans fans cannot help but be enamored by Reiner's invincible spirit, making the show's immense popularity.