absurdres black_hair braid brown_hair closed_mouth club_(weapon) cover cover_page goblin green_eyes grey_eyes gun hair_between_eyes hat highres hiroto_the_paradox holding holding_gun holding_weapon horns ishura kazuki_the_black_tone kureta_(nikogori) long_hair multiple_boys multiple_girls novel_cover official_art ogre ozonezma_the_capricious psianop_the_inexhaustible_stagnation red_eyes single_horn slime_(creature) smile suit tu_the_magic uhak_the_silent weapon white_hair zigita_zogi_the_thousandth  1boy 1girl absurdres cover cover_page creature dragon dragon_wings flying highres horns ishura kureta_(nikogori) lucnoca_the_winter monster novel_cover official_art psianop_the_inexhaustible_stagnation sharp_teeth slime_(creature) teeth western_dragon wings