Remember the legendary Predator movie with Arnold Schwarzenegger? Those Predator aliens had this thermal view feature so they could their prey even in complete darkness, let's Photoshop it.
Remember as a kid you played with a mirror, putting your face to the side of it and your friends were laughing at the funny symmetry of your face and your faces reflection?
There is an unlimited number of ways to create amazing looking effects using Photoshop and its filters, let me show you how to create a mysterious looking one from scratch.