Rule 34 Dev - 00s 1990s_(style) chuunioniika crossover drill epic fusion gaogaigar genesic_gaogaigar goldion_hammer goldymarg gurren-lagann hammer highres if_they_mated king_kittan mecha no_humans retro_artstyle robot spiral_power sunglasses tengen_toppa_gurren_lagann wings yuusha_ou_gaogaigar yuusha_series|1470256632