MetalDifficulty: Easy
Program: Photoshop
Step 1Create a new document (Any Size) and assign a White/Silverish colour as your Foreground and a Gray colour as Background.
Step 2Go to Filter > Render > Clouds
Step 3Go to Filter > Noise > Add Noise with the following settings:
Step 4Go to Filter > Blur > Motion blur with the following settings:

And you're finished! Here is my result:

Tutorial by: Me (Ice)