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    IllustriousNXT_XL by klaabu - v2.0
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    IllustriousNXT_XL_v2.0a by klaabu

    Special thanks to Jebbanyale483, Roxin ,larrydallas123126 and Futurabbit

    klaabu_IllustriousNXT_XL_v2.0a is a fine-tuned evolution of the Illustrious anime model, built for creators who demand sharp detail, strong prompt control, and versatile style coverage. This version improves overall fidelity, boosts knowledge of artist styles and art genres, and maintains full text encoder strength — giving you responsive, high-impact results with both tag-based and natural language prompts.

    🎯 Core Features

    Fine-Tuned Base: Improved anatomy, lighting, and output consistency

    Style Awareness: Enhanced recognition of popular artists and art styles

    Prompt Flexibility: Accepts Danbooru tags and natural language equally well

    LoRA Friendly: Fully supports LoRAs for characters, bodies, faces, and aesthetics

    Encoder: Retains full text encoder with updated token awareness (trained up to 2025)

    Resolution: Native support for 512×512 to 1536×1536+

    🛠️ Recommended Settings

    Sampler: Euler A or DPM++ 2M SDE, Schedule type: SGM Uniform

    CFG Scale: 3 – 7

    Steps: 25 – 35

    VAE: Optional

    🧷 Suggested Positive Tags

    (masterpiece, best_quality, ultra_detailed, expressive eyes, clean shading)

    🚫 Suggested Negative Tags

    (worst_quality, jpeg artifacts, watermark, child, blurry, malformed hands)

    Safety Tip:

    Use strong negative prompts to avoid unwanted content and keep generations clean.

    🧪 Best Use Cases


    • High-quality character and scene illustrations

    • Art-style experiments and aesthetic LoRA testing

    • Visual novel assets, covers, and expressive portraits

    Leave feedback, share results, or tag me with your outputs — I'm continuing to refine and improve based on what the community creates.

    IllustriousNXT_XL_v1.0 by klaabu

    klaabu_IllustriousNXT_XL_v1.0 is a high-performance, anime-focused checkpoint built on top of IllustriousXL.
    It’s been fine-tuned for stylistic flexibility, LoRA compatibility, and sharp prompt responsiveness, enabling both tag-based and natural language workflows.

    This release focuses on strong prompt adherence, vibrant colours, controlled shading, and recognisable character fidelity — ideal for both character illustration and concept design across multiple anime styles.


    🎯 Core Features

    • Optimised For: Stylised anime generations, tag-heavy control, expressive facial detail

    • Prompt Style: Accepts both Danbooru tag-style and natural language

    • LoRA Support: Highly compatible with both expressive and concept-specific LoRAs

    • Token Awareness: Trained with knowledge cutoff early 2025

    • Resolution Range: Native support for 512×512 up to 1536×1536 and beyond


    Sampler Euler A

    CFG 3 – 7

    Steps 20 – 35

    VAE not required


    🧷 Suggested Positive Tags

    (masterpiece, best_quality, amazing_quality, etc.)

    🚫 Suggested Negative Tags

    worst_quality, low_quality, blurry, jpeg artifacts, text, logo, child, young

    Safety Control Recommendation:

    • Generative models can occasionally produce unintended or harmful outputs.

    • To minimize this risk, it is strongly recommended to use the above negative prompts which incorporates additional safety mechanisms for responsible content generation.


    🧪 Best Use Cases

    • Single-character compositions

    • Stylised portraits or full-body shots

    • Scene-based illustration with vibrant tone mapping

    • Experimental testing with new aesthetic LoRAs


    Drop feedback, sample generations, and test results in your preferred channel or tag me directly.
    I’m actively refining this model based on community feedback — let’s push it further.

    Description

    FAQ

    Comments (38)

    H_for_HiJul 31, 2025· 6 reactions
    CivitAI

    Llegaron las waifus!!!

    clueless_engineerAug 1, 2025· 7 reactions
    CivitAI

    This is beautiful chaos.

    compgamer1337267Aug 1, 2025· 5 reactions
    CivitAI

    very good model, but i have an issue: images are "noisy", whatever i choose in terms of options

    klaabu
    Author
    Aug 1, 2025

    What scheduler and settings are you using? Jsut take the example images and use the metadata.

    larrydallas123126Aug 6, 2025· 8 reactions
    CivitAI

    More wonderful work from Klaabu! After almost a weeks' playtime, here are some thoughts for users: (1) specify your media! This checkpoint responds very well to it. (2) Mix a mildly artistic LoRA with a realistic or semi-realistic one. You will get wild results and may stumble on something incredible, as this checkpoint is VERY sensitive to artistic styled LoRA. (3) Please try prompts with multiple people or no people! v1 was incredible with 1woman, 1man prompts. v2, from what I've done, works very well with multiple characters and works extremely well with landscapes / seascapes / still lifes.

    UnicornCornucopiaAug 15, 2025· 9 reactions
    CivitAI

    This is definitely one of the best anime style checkpoints I've used. Just 2 things that I think could use some improvement:

    1. Fingers can sometimes end up looking weird, but it doesn't happen super often.

    2. I wish its knowledge was more up-to-date so more characters could be generated without using a lora.

    klaabu
    Author
    Aug 16, 2025· 2 reactions

    Hei, thank you for the feedback.

    1. I'll work on that for the next version

    2. Can you be more specific please? I find that using danboiru tags + artist + concept related tags works very well. Happy to make adjustments for the next version ❤️

    UnicornCornucopiaAug 16, 2025

    klaabu It's just that I can't seem to generate certain characters with this checkpoint that I can with other ones. To put what happened more specifically: I tried generating pics of the character Mavuika from Genshin and it just can't, whereas other checkpoints like Hassaku, Wai, and Madly Mix can. I posted a few examples below. Still a great checkpoint though, and I'm looking forward to the next update!

    klaabu
    Author
    Aug 16, 2025· 2 reactions

    UnicornCornucopia thank you again! These feedbacks are super valuable, especially for me as a realism based creator who is trying to capture the anime side of things. I have a discord, feel free to reach out there, even if you have requests for loras :)

    FuturabbitAug 18, 2025· 9 reactions
    CivitAI

    Great update!

    Compared to v1.0, the new v2.0 has less painterly texture and thus more compatible with different style Loras. the aethestics are also improved! It's one of the best checkpoints I've ever used!

    alternative_UniverseAug 27, 2025· 6 reactions
    CivitAI

    A Really Good model, wow, somehow euler a beta really makes stuff different somehow

    NewarkianAug 28, 2025· 8 reactions
    CivitAI

    Thank you klaabu, excellent checkpoint.

    klaabu
    Author
    Aug 28, 2025

    Thank you for the support ❤️

    dystopicaleSep 4, 2025· 8 reactions
    CivitAI

    I'm addicted to this model. Thanks, many thanks. It is by far my favorite at the moment.

    dystopicaleSep 24, 2025· 4 reactions
    CivitAI

    pure chaotic
    extremely crazy
    pure magic

    epicface34174Oct 3, 2025
    CivitAI

    man ts was peak, i don't fw this auction sys istg 🥀hopefully it'll be back next week

    klaabu
    Author
    Oct 3, 2025

    Not too many people use this model sadly, so its not worth for me to keep bidding on it. Currently it will cost 50% more to bid on it than it makes in a month.

    epicface34174Oct 3, 2025

    @klaabu yeah makes sense, king, wish ts wasn't so slept on. It was good whilst it lasted and i wish u luck in ur future endeavors.

    klaabu
    Author
    Oct 3, 2025

    @epicface34174 thank you. Its still available on SeaArt , and I will most likely make it available next run.

    TheClueMotoristOct 6, 2025

    Top notch model... I went ahead and put a bid in that should hopefully get it opened back up for another week

    klaabu
    Author
    Oct 6, 2025· 1 reaction

    @TheClueMotorist I've doubled the bid. If people bid, ill double it.

    klaabu
    Author
    Oct 10, 2025

    @epicface34174 @TheClueMotorist its live

    epicface34174Oct 11, 2025· 1 reaction

    @TheClueMotorist the goat. peak is back

    TheClueMotoristOct 15, 2025

    I'm going to do another bid for next week too as I'm too busy to get to regen and new gen using it 💪

    7753802Nov 4, 2025
    CivitAI

    Dug my claws into this one. It took some finagling but creates very satisfying results. Really cool, man. Love experimenting and stumbling onto hidden gems.

    klaabu
    Author
    Nov 4, 2025· 1 reaction

    Thank you for the review and support :) this model really is capable. Do note that it knows characters, styles, etc. really well , eliminating the need for loras.

    7753802Nov 4, 2025

    @klaabu 

    I noticed. Made me more comfortable only using prompts to get what I want. What I didn't know was that each model had it's own (database?) of things like you mentioned. That's neat.

    klaabu
    Author
    Nov 4, 2025· 1 reaction

    @FLESK try artists styles like this for example - (by_incase:0.4) * add weight as needed , then blend with other styles to create a blend between them.

    7753802Nov 5, 2025

    @klaabu 

    I have gained insight.

    So it goes deeper. What is the difference between prompting the artist as opposed to using a Lora? Aren't lora's hyper-specialized?

    klaabu
    Author
    Nov 5, 2025· 1 reaction

    @FLESK most popular models like WAI etc. are merged, they lack the knowledge and are fixated to a certain style. LoRA helps by introducing the style or concept that model doesn't understand.

    My models is trained to know these and recreate them in latent space. This excludes ofcourse specialised styles etc. that are not available on danbooru for example.

    o1n998Nov 11, 2025· 3 reactions
    CivitAI

    Awesome checkpoint. So much fun to toy with. Such beautiful images. Thank you so much for your work!

    klaabu
    Author
    Dec 2, 2025· 2 reactions

    ❤️ thank you !

    llama9875690Nov 19, 2025· 1 reaction
    CivitAI

    I love this model....awesome work!

    klaabu
    Author
    Dec 2, 2025

    Thank you for the support ❤️

    Law_of_RegressionDec 1, 2025· 3 reactions
    CivitAI

    best model i ever used!!!!

    klaabu
    Author
    Dec 2, 2025

    ❤️ thank you for your support

    penguin235Jan 8, 2026· 1 reaction
    CivitAI

    Style is way too sensitive to random keywords. Simply adding 'straight on' drops the quality of the image and changes the style completely. Its crazy sensitivity in style and quality makes it a bit of a nightmare to work with...

    Tsubaki21Feb 24, 2026· 1 reaction
    CivitAI

    IllustriousNXT_XL by klaabu
    Besto Model

    Tsubaki Kunoichi 🥷

    Checkpoint
    Illustrious

    Details

    Downloads
    4,696
    Platform
    CivitAI
    Platform Status
    Available
    Created
    7/31/2025
    Updated
    5/12/2026
    Deleted
    -