Trivia. Lyricist Neko Oikawa and composer Toshiyuki Omori are best known for their previous work together on "A Cruel Angel's Thesis W", the opening theme of Neon Genesis Evangelion W; "Fighting Gold" is their first collaboration in 23 years.; The of Bucciarati, Abbacchio, and Narancia being surrounded by chains, foreshadows their roles as the "Sleeping Slaves" whose fates are already ...