If you want free PSD file for learning purpose, kindly mail us at clickon3d@gmail.com
or You can download the files and brushes below and create your own design.
Files & Brushes ↓
Optical flare
Texture
Brush 1 (splatter Brush), 
Brush 2 (Water Color Brush) Brush 3 (Infinity Brush)
Brush 4
Brush 5