Hypercrystals are crystals created by scentists in the year 6809. It weighted about 2 picograms imaginary. Yes, its weight is imaginary. Its price is 14 undecilion dollars (from now)/picogram imag.
It can be found in planets in the Imaginary-verse.
In the year 7089 scientists created 1 gram imaginary of this material. It costs 156 octillion today dollars/gram imag.
In the year 10251 the price was changed to 12 today dollars/gram and scientists created a bomb of this material. When it exploded, it sends people to the Imaginary-verse.