Here is a preview of the final effect I have for this tutorial: (click to enlarge)
alternative version with cloud and more lighting effect:
Step 1
Create a new document sized 1300px * 780px, fill the background with black and create a new layer called “texture”, grab some grungy brushsets from the sites such as qbrushes.net or brusheezy.com, paint some texture on it:
After you’ve done the painting, hit “Ctrl + T” and right-click on the texture,...