In order to create texture files, you need a software that can create images with transparent backgrounds. There are several free options on the Internet (GIMP and for example.) For this I will recommend It can be downloaded from partners with for hosting and delivering the file. It can be located directly at:

Ad blocker interference detected!

Wikia is a free-to-use site that makes money from advertising. We have a modified experience for viewers using ad blockers

Wikia is not accessible if you’ve made further modifications. Remove the custom ad blocker rule(s) and the page will load as expected.