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1girl black_cat black_hair black_socks blood cat dark female_focus from_behind katana kneehighs original school_uniform seafh serafuku sketch socks solo sword weapon

1girl black_cat black_hair black_socks blood cat dark female_focus from_behind katana kneehighs original school_uniform seafh serafuku sketch socks solo sword weapon

1girl black_cat black_hair black_socks blood cat dark female_focus from_behind katana kneehighs original school_uniform seafh serafuku sketch socks solo sword weapon

1boy bad_id bad_pixiv_id blood forest gun gun_sling hood male_focus military_operator nature no_eyes original realistic rifle scenery scope seafh sniper sniper_rifle snow solo tree weapon winter

bird cloud glowing mecha monochrome no_humans non-humanoid_robot realistic robot science_fiction seafh spot_color walker_(robot)