The guardians of the Universe

In the beginning, space was nothing, an endless void filled with stars. Then, mother universe sent out seven elemental crystals across the virgin galaxy. Mind, Soul, Time, Space, Power, Reality, and protection. And amongst these crystals, only one stood the strongest. With the crystals scattered across, the universe had no way to protect the crystals, in turn no way to protect the universe itself.

But mother universe had a plan...