Is this 3D model free to download?

Yes, Sans Undertale (the other skeleton from the hit game Undertale) Action Figure is free to download from Thingiverse. Open it in the free Thinger app, or use the "Download from Thingiverse" link to open the original listing by the creator.

Where do I download the STL file?

The download is hosted by Thingiverse. Use the "Download from Thingiverse" link on this page to open the original listing and grab the file, or save it to your print queue in the free Thinger app.

Designed by Ruinborn_, published on Thingiverse. Please credit the creator when sharing your print.

Can I print this at home?

Yes. This is a printable 3D model intended for home FDM and resin printers. Check the original listing for suggested print settings.

Sans Undertale (the other skeleton from the hit game Undertale) Action Figure 3D printable model by Ruinborn_

Sans Undertale (the other skeleton from the hit game Undertale) Action Figure photo 1

Sans Undertale (the other skeleton from the hit game Undertale) Action Figure photo 2

Sans Undertale (the other skeleton from the hit game Undertale) Action Figure photo 3

Sans Undertale (the other skeleton from the hit game Undertale) Action Figure photo 4

Sans Undertale (the other skeleton from the hit game Undertale) Action Figure

Source: Thingiverse by Ruinborn_

The Sans Undertale (the other skeleton from the hit game Undertale) Action Figure is a free printable 3D model from Thingiverse by Ruinborn_. I did this for fun and I really enjoyed making the pleats on the clothes, especially the pants. You can download the STL file from the original listing below and print it at home.

Open in Thinger (free) Download from Thingiverse

30 saves Source: Thingiverse Updated 2026-10-17 License: CC-BY-SA · commercial OK Category: 3D Printer

Tags: 3dprinting, Action Figure, action figures, Action-figure, Deltarune, Deltarune Chapter 2, deltarune chapter 3, deltarune chapter 4, deltarune sans, deltarune-undertale, sans, Sans Deltarune, sans undertale, skeleton, undertale

About this model

I did this for fun and I really enjoyed making the pleats on the clothes, especially the pants. have fun printing it!

Frequently asked questions

Is this 3D model free to download?: Yes. Sans Undertale (the other skeleton from the hit game Undertale) Action Figure is free to download from Thingiverse. Open it in the free Thinger app, or use the "Download from Thingiverse" link above to open the original listing.
Where is the STL hosted?: The download is hosted by Thingiverse, not by Thinger. We link you directly to the original listing by Ruinborn_.
Who made this model?: Designed by Ruinborn_, published on Thingiverse. Please credit the creator when sharing your print online.
Can I print this at home?: Yes. This model is intended for home FDM and resin 3D printers. Check the original listing for suggested print settings like layer height and supports.