 For the first thirteen episodes , the opening theme is " Guren no Yumiya " ( <unk> , lit . " Crimson Bow and Arrow " , styled in German as " <unk> Pfeil und Bogen " ) by Linked Horizon , and the ending theme is " <unk> <unk> na Sekai " ( <unk> , lit . " This Beautiful Cruel World " ) by Yōko Hikasa . For episodes 14 – 25 , the opening theme is " Jiyū no Tsubasa " ( <unk> , lit . " Wings of Freedom " , styled in German as " Die <unk> der Freiheit " ) by Linked Horizon , and the ending theme is " great escape " by Cinema Staff . Both " Guren no Yumiya " and " Jiyū no Tsubasa " were released as part of the single " Jiyū e no Shingeki " on July 10 , 2013 . 
