Guardian Crystals

The Guardian Crystals (保護者の結晶 Hogo-sha Kessho) are four crystals of great power, from Bluray's Continuity video games. The Guardian Crystals have mystical properties and abilities, and the holder of them all can use them for a large variety of things, such as controlling the minds of others or gaining a power boost.. Due to the immense powers they possess (To control others), they are currently the target of villains, who desire them to fuel their own evil ambitions, and of heroes, who want to keep them away from the villains and use them for good.

Background
Currently unknown.