Com4nd0

 is a gun that fires homing rockets.

Trivia

 * This gun is a reference to Arnold Schwarzenegger's movie performances. "You're fired" is an iconic one-liner from a scene in True Lies, although the M202 rocket launcher is seen in another movie, Commando
 * The Beholster can be seen wielding this weapon during its boss fight, complete with identical homing rockets.
 * The mechanized walkers in the Ammonomicon entry likely refers to those seen throughout the Metal Gear series.