1boy aokiku banned_artist belt blue_hair bracelet braid braided_ponytail cape child cu_chulainn_(fate) dagger earrings fate/grand_order fate/grand_order_arcade fate_(series) from_side highres holding holding_dagger holding_knife holding_weapon jewelry knife long_hair looking_to_the_side male_child male_focus red_eyes setanta_(fate) short_sleeves simple_background smile solo spiked_hair weapon white_background