{
  "$type": "site.standard.document",
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  "path": "/t/a-model-for-lego-production/176779#post_2",
  "publishedAt": "2026-06-15T00:09:27.000Z",
  "site": "https://discuss.huggingface.co",
  "tags": [
    "Remade-AI/Lego",
    "Wan2.1 14B T2V",
    "Wan2.2 TI2V-5B",
    "Wan2.2 Animate",
    "LTX-Video",
    "LTX-2.3",
    "HunyuanVideo 1.5",
    "ComfyUI Wan2.2 workflow guide",
    "ComfyUI",
    "Forge Neo / sd-webui-forge-classic",
    "Wan-AI/Wan2.1-T2V-14B",
    "Wan-AI/Wan2.2-TI2V-5B",
    "ComfyUI Wan2.2 Animate guide",
    "Wan2.2-VACE-Fun-A14B",
    "VideoX-Fun Wan2.2-Fun setup guide",
    "ComfyUI LTX-2.3 guide"
  ],
  "textContent": "Hmm… it is hard to give specific advice without knowing your budget, GPU/VRAM situation, or preferred software, but broadly speaking, I would think about it like this:\n\n* * *\n\nThere probably is not one single “correct” model for LEGO video.\n\nI would choose by **workflow** , not only by model name.\n\nA useful way to split the problem is:\n\n  1. **LEGO look / style** : brick texture, minifigure proportions, toy-plastic material, colors, set-like scene design.\n  2. **Subject identity** : keeping the same character/object across frames.\n  3. **Motion** : walking, turning, camera movement, object movement, action timing.\n  4. **Structure control** : pose, contour, depth, camera path, trajectory, scene layout.\n  5. **Cost** : GPU/VRAM, frame count, resolution, offloading, quantization, cloud GPU.\n\n\n\nA LEGO LoRA can help with the first part, but it does not automatically solve all the others. For video, the workflow matters a lot.\n\nVery short version:\n\n  * **Most direct LEGO-specific route** : Remade-AI/Lego + Wan2.1 14B T2V.\n  * **Most practical modern open route** : make/provide a good LEGO-style keyframe, then animate it with Wan2.2 TI2V-5B or another Wan2.2 I2V workflow.\n  * **Best LEGO/minifigure character route** : LEGO character reference image + driving/performer video → Wan2.2 Animate.\n  * **Best control-heavy route** : reference image + pose/depth/Canny/MLSD/trajectory/camera control → Wan2.2 Fun Control / VACE-Fun-style workflows.\n  * **Good non-Wan modern route** : LTX-Video / LTX-2.3 for I2V, multi-keyframe, and keyframe-based animation.\n  * **Additional modern general base** : HunyuanVideo 1.5, if you want another open T2V/I2V family to compare.\n  * **Fallback** : older SD / AnimateDiff / SVD-style routes, especially if you are VRAM-limited or already have an SDXL/FLUX LEGO-image workflow.\n\n\n\n## Main comparison\n\nRoute | Best when | Input needed | Ease | GPU / cost | Why it fits LEGO video | Main caveat\n---|---|---|---|---|---|---\nRemade-AI/Lego + Wan2.1 14B T2V | You want the most direct LEGO-specific open option | Text prompt + Wan LoRA workflow | Medium | High | Explicit LEGO-style LoRA for Wan2.1 14B T2V; includes prompt examples, trigger phrase, settings, and a ComfyUI workflow | Heavy; pure T2V is harder to control\nWan2.2 TI2V-5B / Wan2.2 I2V | You can make/provide a LEGO-style keyframe or reference image | Keyframe/reference image + prompt | Medium-High | Medium to High, workflow-dependent | Newer T2V/I2V route; usually more controllable than text-only generation | Not LEGO-specific by itself\nWan2.2 Animate | You want to animate a LEGO/minifigure character | Character reference image + driving/performer video | Medium | High | Closer to “animate this LEGO character” or “replace this character with a LEGO-like one” | Needs a good reference image and driving video; check Move vs Mix mode\nWan2.2 Fun Control / VACE-Fun | You need pose, depth, Canny, MLSD, trajectory, camera, or control-video guidance | Reference image + control video/signals | Low-Medium | High to Very High | Strongest control route; closer to a production workflow than a simple style LoRA | Advanced, heavier, and workflow-specific\nLTX-Video / LTX-2.3 | You want a modern non-Wan I2V/keyframe route | Keyframe(s) + prompt | Medium-High | Medium | Supports I2V, multi-keyframe conditioning, keyframe-based animation, and video extension | Not LEGO-specific by itself\nHunyuanVideo 1.5 | You want another modern general open-video base to compare | Prompt or image + prompt | Medium | Medium to High | Modern 8.3B T2V/I2V base, consumer-GPU oriented | Not LEGO-specific; workflow availability matters\nOlder SD / AnimateDiff / SVD-style route | You are VRAM-limited or already have an SDXL/FLUX LEGO-image workflow | SDXL/FLUX LEGO image or LoRA + lightweight video model | Medium | Low-Medium | Useful fallback if modern video models are too heavy | I would not make this the first recommendation now\n\n## Route details\n\n### 1. Most direct LEGO-specific route: `Remade-AI/Lego` + `Wan2.1 14B T2V`\n\nIf someone asks literally “which model can produce LEGO-style video?”, the most direct open asset I found is:\n\nRemade-AI/Lego\n\nIt is a LEGO-style LoRA for Wan2.1 14B T2V. The model card includes useful practical details:\n\n  * LoRA file: `lego_35_epochs.safetensors`\n  * ComfyUI workflow: `wan_txt2vid_lora_workflow.json`\n  * trigger phrase: `l3g0_5ty13 Lego animation style`\n  * suggested LoRA / guidance settings\n  * prompt examples\n  * training notes\n\n\n\nThis makes it the cleanest direct answer.\n\nHowever, I would be careful about what it is and is not.\n\nIt is not a small standalone LEGO video model. It is a LoRA on top of a heavy Wan2.1 14B T2V base. It helps the model produce a LEGO-like style, but it does not automatically solve:\n\n  * precise pose control\n  * camera movement\n  * subject identity over multiple shots\n  * character motion transfer\n  * scene-to-scene continuity\n  * long-form story generation\n\n\n\nSo I would use this when the main goal is:\n\n> “Give me a direct LEGO-style T2V option.”\n\nI would not assume it is automatically the cheapest or most controllable route.\n\nBest label:\n\n> **Most direct LEGO-specific route.**\n\n### 2. Most practical modern route: LEGO keyframe → Wan2.2 TI2V/I2V\n\nIf the user can make or provide a good LEGO-style still image, I would probably recommend this as the practical default:\n\n> LEGO-style keyframe/reference image → Wan2.2 TI2V-5B or another Wan2.2 I2V workflow.\n\nThis is less “one model magic” and more “good production logic.”\n\nThe reason is that LEGO video is both a **style problem** and a **structure problem**.\n\nA text prompt such as “LEGO animation” may not reliably preserve:\n\n  * minifigure body proportions\n  * brick-built surfaces\n  * toy-like plastic material\n  * consistent character face/details\n  * exact camera framing\n  * a specific object design\n  * scene composition\n  * the same subject across frames\n\n\n\nA strong keyframe/reference image gives the video model something concrete to preserve.\n\nSo the workflow becomes:\n\n  1. Create or choose a strong LEGO-style keyframe.\n  2. Feed it to an I2V/TI2V video model.\n  3. Use the prompt for motion, camera, and scene direction.\n  4. Generate short clips.\n  5. Iterate on the keyframe or prompt if the result drifts.\n\n\n\nThis can be more controllable than pure T2V, even though it adds one preparation step.\n\nWan2.2 TI2V-5B is especially relevant because it supports both text-to-video and image-to-video. The ComfyUI Wan2.2 workflow guide also gives a practical route for using Wan2.2 workflows.\n\nCost note: I would call this **workflow-dependent** , not simply “cheap.” Resolution, frames, offloading, quantization, FP8/GGUF variants, and the exact ComfyUI workflow can change the real VRAM picture.\n\nBest label:\n\n> **Most practical modern open route.**\n\n### 3. Best character/minifigure route: Wan2.2 Animate\n\nIf the goal is a LEGO minifigure, toy character, or a recurring LEGO-like character, Wan2.2 Animate is very important.\n\nThis is not just ordinary text-to-video.\n\nIt is closer to:\n\n> “Here is the character. Make it move like this video.”\n\nThat is often much closer to what people mean by “animation.”\n\nThe Wan2.2 Animate guide describes two modes:\n\n  * **Move** : use character movement from the input video to animate the character in the reference image.\n  * **Mix** : use the reference image to replace the character in the video.\n\n\n\nFor LEGO/minifigure use, the difference matters.\n\nUse **Move-like logic** if you want:\n\n  * a LEGO minifigure reference image\n  * a performer/driving video\n  * the LEGO character to follow that motion\n\n\n\nUse **Mix/replacement-like logic** if you want:\n\n  * an existing video\n  * a reference LEGO-like character\n  * the video character replaced with that LEGO-like character\n\n\n\nThis route is stronger than pure T2V for character animation, because it uses an actual reference image and motion source.\n\nBut it has requirements:\n\n  * the reference image should be clean and usable\n  * the driving video should match the desired motion\n  * the workflow/mode must match the goal\n  * GPU cost is not trivial\n  * the output may still need reruns/cleanup\n\n\n\nBest label:\n\n> **Best LEGO/minifigure character route.**\n\n### 4. Best control-heavy route: Wan2.2 Fun Control / VACE-Fun\n\nIf the user needs precise motion/structure control, I would move beyond style LoRA and into control workflows.\n\nThis is the route for cases like:\n\n  * “follow this pose”\n  * “use this depth”\n  * “preserve this outline”\n  * “follow this trajectory”\n  * “keep this camera path”\n  * “use this control video”\n  * “make the LEGO character move according to this performance”\n  * “keep the brick-built object from deforming too much”\n\n\n\nWan2.2 Fun Control / VACE-Fun-style workflows are relevant because they can use control conditions such as:\n\n  * Canny\n  * Depth\n  * Pose / OpenPose\n  * MLSD\n  * trajectory control\n  * camera/control-video style inputs\n  * reference images, depending on workflow\n\n\n\nThis is closer to a production/control workflow than a simple “style model” workflow.\n\nFor LEGO animation, this can matter a lot. LEGO-like subjects have strong structure: blocks, joints, flat surfaces, toy proportions, and visible edges. If the output keeps morphing or drifting, a style LoRA alone may not be the right tool. A control-heavy workflow can give the model more constraints.\n\nHowever, this is also the route most likely to become expensive and technical.\n\nThe tradeoffs:\n\n  * heavier model weights\n  * more setup\n  * more inputs to prepare\n  * more workflow-specific details\n  * more GPU/VRAM cost\n  * more debugging\n\n\n\nI would not start here unless the user specifically needs control.\n\nBest label:\n\n> **Best control-heavy route; ideal when needed, overkill otherwise.**\n\n### 5. Modern non-Wan route: LTX-Video / LTX-2.3\n\nLTX-Video / LTX-2.3 is worth including as a modern non-Wan route.\n\nIt is not LEGO-specific, but it fits the same practical strategy:\n\n> make LEGO-style keyframes first, then animate/extend them.\n\nLTX-Video is relevant because the project describes support for:\n\n  * image-to-video\n  * multi-keyframe conditioning\n  * keyframe-based animation\n  * video extension\n  * video-to-video transformations\n\n\n\nThat makes it useful if the user wants to think in keyframes or shots instead of one long prompt.\n\nFor example:\n\n  1. Generate a LEGO-style establishing frame.\n  2. Generate a LEGO-style character/action frame.\n  3. Use a keyframe-based workflow to animate between or extend shots.\n  4. Build a sequence of short clips.\n\n\n\nThis is not as direct as a LEGO-specific LoRA, but it may be more useful for a real animation workflow if the user can provide strong keyframes.\n\nBest label:\n\n> **Good modern non-Wan I2V/keyframe route.**\n\n### 6. Additional general open-video base: HunyuanVideo 1.5\n\nHunyuanVideo 1.5 is another modern open-video base worth knowing about.\n\nI would not make it the main LEGO-specific recommendation, because the LEGO/reference-control story here is more directly supported by the Wan and LTX workflows above.\n\nBut if the user is broadly comparing current open T2V/I2V video bases, HunyuanVideo 1.5 belongs in the list. It is a modern 8.3B open-video model family with T2V/I2V positioning and consumer-GPU-oriented messaging.\n\nFor this specific question, I would mention it as:\n\n> another modern general open-video base, not a LEGO-specific route.\n\nBest label:\n\n> **Additional modern general video base.**\n\n### 7. Older SD / AnimateDiff / SVD fallback\n\nOlder Stable Diffusion / AnimateDiff / SVD-style workflows still have a place.\n\nThey can be useful if:\n\n  * the GPU is weak\n  * the user already knows SDXL/FLUX workflows\n  * the user already has a good LEGO-style image LoRA\n  * the output can be short/simple\n  * modern video models are too heavy\n\n\n\nA fallback workflow might look like:\n\n  1. Generate a LEGO-style still image with SDXL/FLUX and a LEGO-style LoRA.\n  2. Animate it with an older/lighter video route.\n  3. Accept shorter clips or less motion fidelity.\n\n\n\nThat said, if the user is asking now about “a model for LEGO video,” I would not make this the first recommendation unless they are clearly VRAM-limited.\n\nBest label:\n\n> **Useful fallback, not the first modern recommendation.**\n\n## Common traps\n\nTrap | Why it matters | Safer approach\n---|---|---\nLooking for one magic “LEGO video model” | LEGO style, subject identity, motion, and structure control are separate problems. | Choose by workflow: direct T2V, keyframe→I2V, character animation, or control-heavy.\nStarting with pure T2V only | It looks simple, but it can be hard to preserve LEGO look, framing, subject identity, and motion. | Make a LEGO-style keyframe/reference image first, then animate it.\nTreating LoRA as plug-and-play | A LoRA usually depends on the correct base model, trigger phrase, strength, and workflow. | Read the model card and start from the provided workflow when available.\nUsing a style LoRA to solve a motion problem | LoRA can help appearance, but it does not automatically solve pose, camera movement, trajectory, or temporal consistency. | Use I2V, Animate, or control-video workflows when motion/control matters.\nConfusing Wan2.2 Animate modes | Move and Mix/replacement target different workflows. | Decide whether you want to animate a reference character or replace a character in an existing video.\nTreating control workflows as cheap | Fun/VACE-style workflows can be powerful but heavy; control weights and workflows can be large. | Use them only when you actually need pose/depth/Canny/MLSD/trajectory/camera control.\nIgnoring non-Wan I2V options | Wan is a strong default, but LTX has useful I2V/multi-keyframe/keyframe workflows. | Keep LTX as a modern alternative if the project is keyframe-driven.\nConfusing “easy setup” with “easy result” | A text-only workflow may be easy to launch but hard to steer. | Keyframe→I2V is often easier in result-space even if it adds one step.\nUnderestimating GPU cost | Video generation is much heavier than ordinary image generation. | Test short clips first, then scale resolution, frames, and model size.\nTrying to make one long clip immediately | Long clips amplify drift, identity loss, and motion errors. | Generate short shots, then stitch the best ones.\n\n## My practical recommendation\n\nIf I had to turn the above into practical advice, I would choose like this:\n\n### If you want the most direct LEGO-specific answer\n\nTry:\n\nRemade-AI/Lego + Wan2.1 14B T2V\n\nThis is the cleanest direct model/link answer.\n\n### If you want the most practical modern open route\n\nTry:\n\nLEGO-style keyframe/reference image → Wan2.2 TI2V-5B / Wan2.2 I2V\n\nThis is probably where I would start if the user has unknown hardware and wants something current.\n\n### If the subject is a minifigure or character\n\nTry:\n\nLEGO character reference image + driving/performer video → Wan2.2 Animate\n\nThis is much closer to “animate this character” than pure text-to-video.\n\n### If you need strong motion/structure control\n\nTry:\n\nWan2.2 Fun Control / VACE-Fun-style workflows.\n\nThis is for pose, depth, Canny, MLSD, trajectory, camera, and control-video use cases. It is powerful but heavy.\n\n### If Wan is not convenient\n\nTry:\n\nLTX-Video / LTX-2.3\n\nEspecially if you want I2V, multi-keyframe, keyframe-based animation, or video extension.\n\n### If the GPU is limited\n\nUse a fallback:\n\nSDXL/FLUX LEGO-style image generation → older/lighter I2V or AnimateDiff/SVD-style workflow.\n\nThis may be less modern, but it may be more realistic on weaker hardware.\n\n## Ideal but heavier route\n\nThe ideal route would probably not be one model.\n\nIt would be a pipeline:\n\n  1. make or choose a strong LEGO-style reference/keyframe;\n  2. generate short shots rather than one long video;\n  3. use I2V/TI2V or reference animation for the base motion;\n  4. add motion/control signals only when needed;\n  5. rerun weak shots;\n  6. stitch the good clips together.\n\n\n\nIn model/workflow terms, that might mean:\n\n  * Wan2.2 TI2V-5B or Wan2.2 I2V for base image-to-video;\n  * Wan2.2 Animate for minifigure/character animation or replacement;\n  * Wan2.2 Fun Control / VACE-Fun for pose/depth/Canny/MLSD/trajectory control;\n  * LTX-Video / LTX-2.3 for keyframe-driven alternatives.\n\n\n\nThe control signals might include:\n\n  * driving video\n  * pose / OpenPose\n  * depth\n  * Canny\n  * MLSD\n  * trajectory\n  * camera movement\n  * reference images\n\n\n\nThis is probably the most controllable route.\n\nIt is also the most workflow-heavy and GPU-expensive route.\n\n## A note on “easy” and “cheap”\n\nFor video generation, “easy” does not only mean easy installation.\n\nIt also means easy to get the intended result.\n\nPure text-to-video may look easiest because you only type a prompt. But it can be difficult to steer. A keyframe→I2V workflow has one extra step, but it often gives the model a stronger visual anchor.\n\nLikewise, “cost” mostly means GPU/VRAM cost.\n\nThe actual cost depends on:\n\n  * model size\n  * resolution\n  * frame count\n  * duration\n  * precision\n  * FP8/GGUF/quantized variants\n  * CPU/GPU offloading\n  * ComfyUI workflow implementation\n  * whether you are doing T2V, I2V, Animate, or control-heavy generation\n\n\n\nSo I would test in this order:\n\n  1. short duration\n  2. lower resolution\n  3. one subject\n  4. simple motion\n  5. one route at a time\n  6. then scale up\n\n\n\n## Small practical note\n\nIf you are new to LoRAs/video workflows, I would start from an existing workflow rather than wiring everything manually.\n\nFor these routes, ComfyUI is probably the safest first place to look, because many Wan/LTX workflows are shared as ComfyUI workflows or templates.\n\nForge Neo / sd-webui-forge-classic may also be worth checking if you prefer a WebUI-style interface, and it mentions Wan 2.2 support. But for current video-control workflows, I would still treat ComfyUI as the safer first path.\n\n## Useful links\n\nPurpose | Link\n---|---\nDirect LEGO video LoRA | Remade-AI/Lego\nWan2.1 14B T2V base | Wan-AI/Wan2.1-T2V-14B\nModern Wan T2V/I2V base | Wan-AI/Wan2.2-TI2V-5B\nWan2.2 ComfyUI workflow guide | ComfyUI Wan2.2 workflow guide\nWan2.2 character/reference animation | ComfyUI Wan2.2 Animate guide\nWan2.2 control-heavy route | Wan2.2-VACE-Fun-A14B\nWan2.2 Fun setup notes | VideoX-Fun Wan2.2-Fun setup guide\nNon-Wan modern video route | LTX-Video\nLTX-2.3 ComfyUI route | ComfyUI LTX-2.3 guide\nAnother modern open video base | HunyuanVideo 1.5\nMain workflow UI | ComfyUI\nWebUI-style alternative | Forge Neo / sd-webui-forge-classic",
  "title": "A model for Lego production"
}