Dark Sister - House of the Dragon Sword 3D Print · STL File

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3D Model Details

Digital 3D print model of the Dark Sister sword. The iconic Valyrian steel blade wielded by Daemon Targaryen in Game of Thrones: House of the Dragon.
The download features a print-ready 3MF file of the "damascus" pattern blade for multicolor 3D printers.

📦 Included Files

  • STL (cut and pre-oriented for 200mm printer beds)
  • OBJ file (for easy scaling)
  • 3MF print-ready file od the blade for multicolor printers

📏 3D Model Dimensions

  • Width: 254 mm
  • Length: 42 mm
  • Height: 1213 mm ( 47.4 inches)  

Feel free to scale the model to fit your needs. Learn more about sizing and scaling for cosplay here.

🖨️ Printer Settings

  • Layer height: 0.15 mm
  • infill: 10% gyroid pattern
  • Supports: 30° organic
  • Brim for better bed adhesion on taller parts

Every printer is a little different, so think of these settings as a helpful starting point. No 3D printer? No problem! Search for your local 3D printing services.
We - and the community - would love to see how your project turned out! Please, share your make and tag us! 😊 

🛠️ Assembly

For connecting and reinforcing the sword, use two wooden dowels or metal rods measuring approximately 880 mm (34.64 in) in length and 4 mm (0.15 in) in diameter. 3D-printed hex-peg connects the guard and the wing.

This fan-made model was brought to life by 3Demon, a team of modeling and 3D printing enthusiasts based in Prague, Czech Republic. We’ve been creating 3D printable models for over a decade, from cosplay accessories to all sorts of interesting designs.