Matrix Effect
1) Filter> Texture> Grain Intensity - 100, Contrast - 100, Grain Type - Vertical.
2) Filter> Artistic> Neon Glow Glow Size - 5, Glow Brightness - 20, Glow Color - Green.
3) Filter> Stylize> Glowing Edges Edge Width - 1, Edge Brightness - 7, Smoothness - 1.
4) Image> Adjustments> Hue/Saturation(Ctrl+U) - Check colorize, change Hue to 140, change Saturation to 100







Marble
Make sure background color is black and foreground color is white.
1) Filter> Render> Clouds
2) Filter> Render> Difference Clouds
3) Image> Adjustments> Invert(Ctrl+I)
4) Image> Adjustments> Levels(Ctrl+L) Move middle slider all the way to the right.