In the Star Wars universe, there’s a set of crystals at the heart of every lightsaber that resonate to produce the efficient, powerful blade. While the most common crystals used in the process were from the Adega system, Ilum, and Dantooine, Jedi and Sith used a variety of crystals to produce various colors, effects and unique abilities. Some crystals could even enhance the Force skills of a particular user. This is what a real-life lightsaber might look like on the inside. Click here to view the first image in today’s viral picture gallery. Continue reading to watch the five most popular viral videos of today.