This is the grimoire dude. He's kept cheap so he's not a hard target, and he usually rides with the crushers along with karanak hoping that they don't run into too many AP2 saves.
Bloodthirster of Khorne with Exalted Reward and Greater Reward
Herald of Khorne with Exalted Reward on Juggernaut
2 Heralds of Khorne with Greater and lesser reward, exalted Locus on Juggernaut
6 Bloodcrushers with Banner of Blood and Blood Hunter with a lesser reward.
2 squads of 10 Bloodletters of Khorne, one with bloodreaper
2 squads of 15 Flesh Hounds of Khorne