Reiner is a central character in the iconic anime series, Shingeki no Kyojin. This imposing person plays a key role in the storyline, captivating audiences with his engrossing presence. The intensity of his character is a driving force behind the success of the show. Reiner'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 formidable spirit, adding the show's immense popularity.