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About the arcueid brunestud (mooncancer) tag
arcueid brunestud (mooncancer) is a character tag that NovelAI Diffusion can use. On Danbooru it has 343 posts, and its best-rated still image scores 291. The samples above put the tag at the front of a fixed base prompt with seed 1234, so the differences between tags come from the tag alone.
How each model draws arcueid brunestud (mooncancer)
Follows composition and expression instructions closely, so the effect shows in a tidy form.
Reacts to the tag more strongly, so its effect is easier to see.
WAI illustrious SDXL v17, a local model. Shows how the same tag reads outside NovelAI.
Writing arcueid brunestud (mooncancer) in a prompt
Put the subject first, then this tag, then quality tags.
arcueid brunestud (mooncancer), solo, best quality, masterpiecewlop, arcueid brunestud (mooncancer), soloThe negative prompt and the full settings are on the terms page.
How these samples were made
Every image uses 832×1216, seed 1234, 23 steps and the k_euler_ancestral sampler. The base prompt and negative prompt stay the same for every tag, and only the tag under test changes. Images flagged by the NSFW check are regenerated with a new seed or hidden.
From the Danbooru wiki
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Arcueid Brunestud as a MoonCancer class servant in Fate/Grand Order. She wears a hair flower along with a distinct outfit.
She's Arcueid from 3 years after a certain route in Tsukihime -A piece of blue glass moon-.
Appearance
Costumes
- : Dazzling Moon
- !asset #28628259: FGO Fes. 2025
See also
FAQ
Does NovelAI recognize arcueid brunestud (mooncancer)?
Compare the samples on this page. Every tag on this site shares the same seed and base prompt, so any change you see comes from arcueid brunestud (mooncancer).
How do I write arcueid brunestud (mooncancer) in a prompt?
Write "arcueid brunestud (mooncancer)" near the front of the prompt and separate it from other tags with commas.
Should I use V5 or V4.5?
V4.5 shows the tag's effect more strongly. V5 gives steadier images with fewer artifacts.