For general tips on working with paper and crafting small 3D items, you can check out this tutorial:
: Look for a "Materia Gris" or "Grey Matter Ben 10" Paper Craft Template online. These are often shared in .zip or .pdf formats on hobbyist sites like Pinterest or specialized papercraft forums. Download Materia gris multi zip
: Because Materia Gris is a small character, the pieces will be tiny. Use a precision craft knife (like an X-Acto) and a cutting mat for the best results. Folding & Gluing : For general tips on working with paper and