Far Realm battery

A Far Realm battery was a device that could store energy―including raw magic―that had been extracted from the Far Realm.

Description
It resembled an amethyst crystal, set within an elongated cylinder crafted from glass and metal. They measured about long and  in diameter.

When activated, it would emit a -long beam of light.

Powers
The Far Realm batteries could be used to power permanent portals, and other devices that utilized one or more forms of energy, including powerful explosives.

History
Some time during or after the, Red Wizards of Thay established a hizagkuur-reinforced Far Realm battery factory in the ruins of Xorvintroth, beneath the snowy wastes of Icewind Dale.

Notable Owners

 * Jaan'vald, a githyanki freedom fighter once adapted a Far Realm battery with "mimic protoplasm". This created a mimic battery that could power just about any device to which it was attached.

Appearances

 * Organized Play & Licensed Adventures
 * Dreams of the Red Wizards (The City That Should Not Be • Uprising • Expedition to the Supreme Forge • Against the Machine)
 * Frozen Whispers • Fall the Cold Night • The Death of Szass Tam
 * Frozen Whispers • Fall the Cold Night • The Death of Szass Tam