Attack On Titan 10 Things You Didn't Know About Jean CBRReino is a central character in the iconic anime series, Shingeki no Kyojin. This formidable person plays a key role in the storyline, captivating audiences with his captivating presence. The fierceness of his character is a driving force behind the success of the show. Reino's unwavering loyalty and strength make him a beloved character in the anime community. Shingeki no Kyojin fans cannot help but be enamored by Reiner's unstoppable spirit, making the show's immense popularity.