1girl, arms_at_sides, black_background, breasts, closed_mouth, completely_nude, extra_arms, greyscale, hair_over_one_eye, horns, looking_at_viewer, medium_breasts, monochrome, monster_girl, navel, nude, one_eye_covered, original, ruteko_(ruko220), signature, simple_background, slime_girl, solo, standing, tentacle_hair, white_background