best quality, high resolution, ultra detailed, a frog shaped submarine, digital art, mechanical, deep sea, mecha

nsfw, verybadimagenegative_v1.3, ng_deepnegative_v1_75t, DeepNegative, (worst quality, low quality, normal quality), lowres, (ugly face), cross-eyed, blush, skin spots, acnes, skin blemishes, facing away, tilted head, bad anatomy, bad hands, bad feet, bad body, bad proportions, extra digit, fewer digits, cropped, worstquality, blurry, poorly drawn hands, poorly drawn face, mutation, deformed, extra limbs, malformed limbs, fused fingers, too many fingers, long neck, mutated hands, polar lowres, gross proportions, missing finger, missing fingers, missing arms, missing legs, extra fingers, extra digit, extra arms, extra leg, extra foot, extra legs, grotesque, ugliness, filth, unpleasant, error, jpeg artifacts, text, signature, watermark, username, NSFW, nude, naked, bare, bareness,