Rule 34 Dev - 2boys angry black_background black_hair blood blood_on_clothes blood_on_hands brothers earrings extra_eyes facial_mark fighting_stance furrowed_brow hakama hanafuda hands_up highres holding holding_sword holding_weapon inkerpape japanese_clothes jewelry kimetsu_no_yaiba kokushibou long_hair long_sleeves looking_away multicolored_hair multiple_boys one_eye_covered pale_skin ponytail profile projected_inset red_hair reflection siblings solo_focus spoilers sword tsugikuni_michikatsu tsugikuni_yoriichi two-tone_hair unsheathed veins veiny_arms veiny_hands very_long_hair waves weapon white_background|17430474087