Bestiary unlock for Skaven
Get the killing blow on the hero skaven Master Moulder Vitchek in Altdorf inside The Sewers of Altdorf. Enter by 25000 , 22250. Vitcheck is guarded by Two Rat-Ogres at the middle of the instance ( Skaven champions lvl 16-18 ). He is the non Keeper's Armor dropping hero of the middle sewer.
You must first kill the Burrow Champion and then stand on the bridge and kill a couple (2-3) of mobs.After waiting for 1-2 mins he will spawn where the dead end is and start walking across the bridge.PIC