Wretch

Wretch was a plague that was deadly to the species. It was all but extinct for centuries but it was later released back into the public by the assassin droid 3X-AK2R.

History
During the the plague ravished the Gran on  several times until it disappeared in 1,117 BBY. In 624 BBY 3X-AK2R used it to assassinate Obon Koloth and it spread around the, killing millions of Gran.

Appearances

 * So You’ve Crossed the Individual Who Happens to be My Current Employer