Character page · Umamusume: Pretty Derby

Mambo VRM Model Download: A Fan-Made Character, With Fan-Made Terms

Mambo is the most downloaded entry in Niko's Umamusume line at 763 downloads, and she is not a game character — she is a fan-made horse girl. The terms still forbid modification, commercial use and redistribution, but check the model page directly rather than assuming the usual publisher rules apply.

Where to download this model

VersionAuthorDownloadsLicense summaryModel page
MamboNiko763No modifications · No redistribution · No personal commercial useModel page

Is Mambo a good desktop pet?

At 1.5 MB with 30,826 triangles, 440 joints and 192 blend shapes, Mambo matches the rest of Niko's line for efficiency. 7 material slots is the lowest count in this batch, so she is among the cheapest models here to render.

She also has the highest download count in the Umamusume group, which is worth knowing if you would rather run a character other people have already tested.

SpecValue
Triangles30,826
Joints440
Blend shapes192
Materials7
Textures6
File size1.5 MB
VRM spec0.0 (UniVRM-0.53.0)

Verdict: a strong performer at 1.5 MB, with the caveat that she is fan-made. Personal desktop use, no exceptions.

API verified · VRoid Hub API · 2026-09-12

What it looks like on your desktop

As an original design she is not bound to a game's palette, and that shows — she stands out from the official Umamusume conversions on the same desktop.

If you run her alongside the official characters, the contrast is visible immediately, which is either a feature or a mismatch depending on what you want.

SettingRecommendation
Wallpaper matchMid-tone and warm backgrounds; she has enough colour to hold her own
Suggested scale30% of screen height — a safe default at 1.5 MB
Default placementAnywhere; the low material count means placement does not affect performance
Running several at onceExcellent. 7 material slots is the lowest draw-call count in this batch

License summary

  • No modifications
  • No redistribution
  • Credit required
  • No personal commercial use
  • No corporate commercial use

License fields verified column by column against the VRoid Hub public API on 2026-09-12. The model page terms always take precedence.

Import and set up

No conversion needed — a .vrm file loads directly:

  1. Open AniMate Waifu, right-click your desktop character to open the Workshop.
  2. Click "Add a companion" and pick the .vrm file you downloaded.
  3. Adjust size and position, then save.

Extra notes for this character:

  • 1.5 MB with 30,826 triangles, 440 joints and 192 blend shapes — only 7 material slots.
  • VRM 0.0 from UniVRM-0.53.0, imports without conversion.
  • She is a fan-made character, not a game release. Her license is author-defined rather than tied to publisher guidelines, so read the model page directly.
  • Modification, redistribution and commercial use are all forbidden. Keep her to personal desktop use.

Full walkthrough in the VRM import guide.

Which Umamusume: Pretty Derby character should you pick?

Niko's Umamusume line shares one license across every character. Compare download counts and rigs before you pick:

CharacterDownloadsTrianglesLicensePage
Oguri Cap73324,794No modifications · No redistribution · No personal commercial useView
Tokai Teio59928,281Modifications allowed · Redistribution allowed · No personal commercial useView
Haru Urara51822,570No modifications · No redistribution · No personal commercial useView
Almond Eye37230,379No modifications · No redistribution · No personal commercial useView
Daiwa Scarlet28529,598No modifications · No redistribution · No personal commercial useView

Fan-made characters carry fan-made licenses

Mambo looks like the rest of Niko's Umamusume line, but she is not the same category of model. The official conversions follow publisher character guidelines; an original design follows whatever license its author set.

That difference matters most for commercial use, streaming and events. Despite her high download count — the highest in this group at 763 — the terms on her model page are the authority, not the pattern you see on the official characters.

FAQ

Is Mambo an in-game character?

No. She is a fan-made horse girl by Niko, downloadable on VRoid Hub. That makes her license author-defined rather than publisher-governed.

Is the Mambo model free?

Free to download. Commercial use, modification and redistribution are all forbidden.

Any risk in streaming a fan-made character?

Keep it to personal desktop use. Because the license is author-defined, check the model page terms before any public or commercial use.

How big is the Mambo VRM?

1.5 MB with 30,826 triangles, 440 joints, 192 blend shapes and only 7 material slots.

Why is a fan-made character so popular?

She is the most downloaded entry in Niko's Umamusume line at 763 downloads, which reflects Niko's following as much as the character.

Can I modify her?

No, modification is forbidden, as are redistribution and commercial use.

Does it need converting before import?

No. It is a VRM 0.0 file from UniVRM-0.53.0 and imports directly.

Put this character on your desktop

AniMate Waifu imports local .vrm characters, with motions, dances and stages managed in the Workshop.

Download AniMate Waifu

Didn't find the character you want?

Tell us who you are looking for. Once we verify a downloadable VRM, we will email you.

By submitting you agree to receive model notifications and AniMate Waifu product updates, new model releases and campaign emails at this address (unsubscribe anytime). See our privacy policy

Cannot open VRoid Hub or do not want to sign up?AniMate Waifu ships with free built-in models — install and use them straight away, no extra download.

Copyright and usage notes

  • This page is a source index only. We do not host, store or distribute any model file.
  • Fan-made or converted models are not official releases and may be taken down at the rights holder’s request. Personal use only.
  • Specs and license summaries were read from the VRoid Hub public API on 2026-09-12 and checked field by field; the model page is authoritative.

Related reading