2010 2boys art_brush bad_end black_eyes black_hair blue_eyes brown_hair fangs happy hpa_(foolish_factory) japanese_clothes multiple_boys paintbrush painting pet ponytail robot sabertooth_cat science_fiction serious smilodon spiked_hair strider_(video_game) strider_hien strider_hiryuu tetrapodal_mecha_panther tiger_stripes translation_request
1boy 1girl artbook battle bishounen dragon electricity emperor_dragon epic eyes grand_master_meio highres lips manly mecha muscle ninja official_art plasma_sword red_scarf robot scan scarf science_fiction shoei_okano space stabbed stabbing star_(sky) strider_(video_game) strider_hien strider_hiryuu sword weapon