Thank you sir for your advice, I might ask you more questions... but the link you gave me "https://forum.doomjoshuaboy.com/resources/categories/add-ons.4/" says forbidden. Why is that?

Hello everyone, let me introduce myself, I am warriorriddle16, maybe you can just call me warriorriddle... I have been interested in fighting games for a long time, especially games like M.U.G.E.N., so I am actually still a beginner here, and I also want to learn to create my own characters and...