Game description from the publisher:
Bring your lieutenants to life with Lieutenant Packs for Descent: Journeys in the Dark (Second Edition)! The Rat-Thing King from Shadow of Nerekhall schemes in the darkness, waiting for the perfect moment to strike. The Verminous Lieutenant Pack includes a sculpted figure as well as a personalized Plot deck. The overlord can now bring Verminous into other campaigns, using his minions to attack from the shadows. Both overlord and heroes gain new options with the threat and fortune tokens in this Lieutenant Pack.