Jaundicator 

(jaundice & -ator), someone who alters a persons attitude towards someone else for the worse, esp.when the intent is to promote cynical hostility, resentment, or suspicion.

Their minds were poisoned by a jaundicator before my crew I was transferred.

Jaundicator by Darth Johnny December 2, 2010

judicator

1. A person who acts as a mediator in a dispute. 2. A judge, or one empowered by the law. 3. An Imperial-class Star Destroyer in Admiral Thrawn's fleet, from the Heir to the Empire trilogy by Timothy Zahn.

The judicator declared the accused innocent of the alleged crime.

judicator by The Grendel Khan April 5, 2004