Pdo file (Pepakura file) and shared it for free (or not) on the internet. In this case, JACKPOT! You can directly print / cut / glue / pull your hair out / show off.
Using an existing 3D model: If you didn’t find a premade Pepakura file, you will have to search for a 3D model of your object on the internet and prepare it.Small tip: To find the Holy Grail, search for “. obj files that can be imported in Pepakura Designer (a list of supported file formats is available on Tamasoftware’s website). There are a lot of websites providing free 3D files.
You should find what you are looking for quite easily.