Halloween Universe
Costume TutorialsIntermediate

How to Make a Warhammer 40K Cadian Lasgun - Cosplay Prop Free stl Files and EVA Foam Templates

by SKS Props

Embedded from YouTube. This video belongs to its creator; Halloween Universe indexes it as a discovery resource.View original ↗

Difficulty
Intermediate
Length
17:28
Views
833
Published
Jul 2026

What this video covers

This video is Part 5 in an ongoing Warhammer 40K Cadian cosplay series by SKS Props, focusing on building and finishing the iconic Cadian Lasgun from EVA foam. The creator walks through the full fabrication process using free PDF templates and STL files available on the channel website, covering cutting, shaping, priming, painting, and weathering techniques. Viewers are also invited to build their own armor and join a group cosplay at Dragon Con. The tutorial is designed to be accessible to both beginners and experienced foam builders.

Key takeaways

  • Free EVA foam PDF templates and STL files for the Lasgun and other Cadian armor pieces are provided on the creator's website
  • The build covers the complete pipeline from foam cutting to painting and weathering for a screen-accurate look
  • Weathering products such as Dirty Down Rust spray and graphite powder are used to achieve a battle-worn finish
  • The video is Part 5 of a full Cadian armor series, making it most useful when watched alongside the other episodes
  • PDF templates should be printed using Adobe Acrobat's 'Poster' setting to scale correctly across multiple sheets

Who this is for

Cosplayers and prop builders of any skill level who want to recreate a Warhammer 40K Cadian Lasgun from EVA foam using free templates and a guided, step-by-step process.

Tools mentioned

  • heat gun
  • hot knife/wood burner
  • Dremel
  • Dremel flex shaft
  • utility knife
  • hobby knife
  • leather punch set
  • cutting mat
  • hot glue gun
  • mechanical pencil
  • sanding drums

Materials mentioned

  • HD-Foam
  • HD-Foam dowels
  • foam clay
  • PVC board
  • wood dowels
  • PVC pipes
  • Plasti-Dip
  • Flexbond
  • contact cement
  • super glue
  • Castellan Green paint
  • Elysian Green paint
  • deep forest green spray paint
  • graphite powder
  • Dirty Down Rust spray
  • Duralumen spray
  • acrylic paints
  • cotton straps
  • buckles

⚠ Safety notes

Use heat gun and hot knife in a well-ventilated area; follow adhesive manufacturer guidelines when working with contact cement and super glue.

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