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About the rui (kimetsu no yaiba) tag
rui (kimetsu no yaiba) is a character tag that NovelAI Diffusion can use. On Danbooru it has 109 posts, and its best-rated still image scores 76. 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 rui (kimetsu no yaiba)
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 rui (kimetsu no yaiba) in a prompt
Put the subject first, then this tag, then quality tags.
rui (kimetsu no yaiba), solo, best quality, masterpiecewlop, rui (kimetsu no yaiba), 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.
FAQ
Does NovelAI recognize rui (kimetsu no yaiba)?
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 rui (kimetsu no yaiba).
How do I write rui (kimetsu no yaiba) in a prompt?
Write "rui (kimetsu no yaiba)" 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.