WW2361 Clanbook: Tzimisce (Revised edition). Vampire: the Masquerade 3rd ed . Lucien Soulban and James Stewart. 2001 White Wolf / World of Darkness
From back cover:
Clanbook: Tzimisce includes:
- The practices of the modern Tzimisce, including their role as spiritual leaders of the Sabbat
- Material on those tainted by contact with the Tzimisce, including the revenant families and the Old Clan
- Unsettling new applications of the Vicissitude, schemes and the clan lore of the Fiends.