2boys, abs, aizetsu_(kimetsu_no_yaiba), animal_feet, arms_behind_back, artist_name, bird_legs, black_hair, blue_eyes, blue_pants, blue_sclera, colored_sclera, dark-skinned_male, dark_skin, demon_boy, gradient_background, grey_background, horns, kimetsu_no_yaiba, kneeling, lll_123_lll, long_hair, long_sleeves, looking_at_another, looking_down, looking_to_the_side, lying, male_focus, monster_boy, multiple_boys, no_shirt, on_back, out_of_frame, pants, parted_lips, pointy_ears, rope, shimenawa, sidelocks, simple_background, talons, text_in_eyes, toned, toned_male, twitter_username, upper_body, urogi_(kimetsu_no_yaiba), veins, white_background