Universe to Universe Missile

The Universe to Universe Missile (often abriviated U.U.M.) is a long-ranged missile capable of destroying entire universes. The missile(s) is/are used by the DOOP, possible only on its flagship, the Nimbus. The missile gets jammed easily.

Trivia

 * The abbreviation for the missile, U.U.M. (Uhmm) may be a reference to the fact that most people would hesitate before destroying a whole universe.