Rule 34 Dev - 00s 1boy 1girl bashin_toppa battle_spirits battle_spirits:_shounen_toppa_bashin brown_outline card dog dragon hair_between_eyes holding holding_card mecha meganeko_(battle_spirits) nakayama_tooru non-humanoid_robot otonashi_fumiko outline robot robot_dragon school_uniform serafuku simple_background white_background|1320670962