obviously for the DungeonVerse setting

A desperate and powerful magic item

There are currently only three arcanocrons in existence, and they are either the next generation of arcanotechnology or the biggest waste of resources since the Vaccine Wars of the 2030s

The arch-mage and infamous castellan Veavingax was best known for her extensive construction of magical defensive towers and fortifications that ringed her equally infamous fortress, the Armathian Citadel

An energy dense supermaterial

A glome is a 4 dimensional sphere, the hypersphere version of a tesseract, a hypercube.

How long they carried him through those back tunnels, illuminated only by the flickering of torchlight, he had no idea. Then light seemed to explode when they reached the massive chamber. All around, unbelievably large red crystals captured the light of the flames and seemed to multiply it.

Dorlyanic Crystal is a substance from which the ancient Dorlyans, godling-race of a distant planet, forged their mighty weapons. Weapons made from it cleave the flesh of the supernatural and the extraterrestrial like a hot knife through butter.