It seems you're referring to "Ataque de los Titanes," which is the Spanish title for "Attack on Titan" (Japanese: Shingeki no Kyojin ), the manga and anime series by Hajime Isayama.
It seems you're referring to "Ataque de los Titanes," which is the Spanish title for "Attack on Titan" (Japanese: Shingeki no Kyojin ), the manga and anime series by Hajime Isayama.