Rule 34 Dev - 1boy 1girl acqua_of_the_back action attack battle brown_hair colorized electricity energy explosion fantasy gazing_eye glowing haimura_kiyotaka highres holding holding_lance holding_polearm holding_spear holding_weapon huge_weapon itsuwa lance long_sleeves looking_at_another looking_up magic night novel_illustration official_art outdoors polearm spear toaru_majutsu_no_index toaru_majutsu_no_index:_old_testament weapon|15891689034