There is a South Korean knockoff anime of Dairugger XV called Super Titan 15 (슈퍼타이탄15). Probably have english dub, but I did not find it. Attention! Mono sound! http://www.imdb.com/title/tt1996392/?ref_=fn_al_tt_1 https://anidb.net/perl-bin/animedb.pl?show=anime&aid=13186 https://www.anisearch.com/anime/10657,super-titan-15 Watch online: https://viuly.io/video/kor--15--super-titan-15--445652