Promptkoi

Fantasy Forest Spirit

Stable Diffusion
By Varun Sharma Tested with Stable Diffusion SDXL 1.0

Fantasy Forest Spirit is a tested Stable Diffusion SDXL 1.0 prompt for concept art work. It runs at Stable Diffusion SDXL 1.0 · Aspect ratio 2:3 · Steps 32 · CFG scale 6.5 · Sampler DPM++ 2M Karras, and ships below with the exact prompt text, usage notes, and 2 pasteable variations.

Last tested: July 2026 with Stable Diffusion SDXL 1.0

Part of the Stable Diffusion prompt library · see more fantasy prompts .

A moss-covered forest spirit with glowing mushrooms
Fantasy Forest Spirit — Stable Diffusion SDXL 1.0, Aspect ratio 2:3

Prompt

towering gentle forest spirit made of moss and antlers, bioluminescent mushrooms lighting the forest floor, fireflies, volumetric god rays through ancient trees, a small child looking up in wonder, painterly fantasy concept art, deep greens with warm amber glow

Negative prompt

horror, creepy, scary, photorealistic, blurry, low quality, extra limbs, text, watermark

Settings

Model
Stable Diffusion SDXL 1.0
Aspect ratio
2:3
Steps
32
CFG scale
6.5
Sampler
DPM++ 2M Karras

How to use this prompt

"Horror" and "creepy" in the negative prompt are essential — giant forest creatures drift unsettling fast without them, and "gentle" alone won't hold the line. The child is the scale anchor and the emotional read; remove her and you get a creature sheet instead of a scene. Two light sources (god rays + mushroom glow) give SDXL the depth cue that makes the composition feel layered.

Variations to try

  • Winter spirit — "made of ice and bare branches, snowfall, cool blue palette with one warm lantern"
  • Tiny spirit — invert the scale with "palm-sized moss spirit sitting on a child's outstretched hand"
fantasy concept art

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What to do next

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For developers — copy this prompt as JSON
{
  "title": "Fantasy Forest Spirit",
  "prompt": "towering gentle forest spirit made of moss and antlers, bioluminescent mushrooms lighting the forest floor, fireflies, volumetric god rays through ancient trees, a small child looking up in wonder, painterly fantasy concept art, deep greens with warm amber glow",
  "negative_prompt": "horror, creepy, scary, photorealistic, blurry, low quality, extra limbs, text, watermark",
  "model": "Stable Diffusion",
  "model_version": "SDXL 1.0",
  "settings": {
    "aspect_ratio": "2:3",
    "steps": 32,
    "cfg": 6.5,
    "sampler": "DPM++ 2M Karras"
  },
  "style_tags": [
    "fantasy"
  ],
  "use_case_tags": [
    "concept-art"
  ],
  "source_url": "https://promptkoi.com/prompts/stable-diffusion/fantasy-forest-spirit/"
}

The whole library is available as an open JSON dataset · developer docs.