From the post:
During the First Darkness, the Uthuk Y’llan were pushed to the edge of extinction. The foolish Daqan believed that the forces of the locust swarm were as good as dead—but they were wrong. Now, the Uthuk army has returned stronger than ever, using their link to the Ynfernael to fill their ranks with more advanced fighters. Complete with blood witches, shriekers, grotesques, and warsprinters, the Uthuk Y'llan's infantry command are ready to face off against even the most highly trained armies of Terrinoth. Today, we offer you a closer look at the demonic warriors who can strengthen your locust army with the Uthuk Y’llan Infantry Command Unit Upgrade Expansion for Runewars Miniatures Game!