Unobtainium

An integral part of the workings of the MES type intertimeline ships, including the MES AH.com, MES CF.net, MES AV.net, MES Stranger and the MES Twin Ships. Little is known about how it works, but it can be found in many forms, such as Mike Collins' gauntlets, the powers of which are little documented.

Snarky Definition: Commonly used as a mcguffin by the poorer writers who can't think of an original idea. (j/k)