Mignola returns to Hell and to the bizarre folklore that's filled some of his greatest books, reuniting with one of his favorite collaborators, Ben Stenbeck ( Frankenstein Underground, Witchfinder- In The Service of Angels, Baltimore ). This volumes collects the complete six-issue series plus bonus material. Sent to kill Hellboy by the Baba Yaga in Darkness Calls , Koshchei the Deathless hinted at a long and tragic life before being enslaved to the...