From publisher blurb: The Magic of the Finns & Slavs await! Have you unleashed the mighty power of Divinities and Cults in your game yet? Myth-based Resources for Clerical Spellcasters in Old School Roleplaying Games Divinities and Cults: Volume IV explores the deities and myths of both the Ancient Finns & Slavs, allowing one to incorporate rules for their followers into classic RPGs via new tenets, guidelines, turn abilities, mysteries, magical side-effects, divine tests, and spells. With outstanding color art by Luigi Castellani and an amassing of new lore, this pdf will be a welcome addition to your Divinities & Cults library. Like previous volumes, this tome is compatible with the various Old School Editions and their Retro-clones. Many of the additional rules can be easily applied to similar cultures too. Contents include: FINNISH DIVINITIES Ilmarinen, Ilmatar, Lemminkainen, Mielikki, Ukko, Vainamoinen, Additional Finnish Divinities (partial descriptions) SLAVIC DIVINITIES Baba Yaga, Dazbog, Lada, Mokosh, Morana, Perun, Svarog, Veles, Vesna (partial description) FELL CULTS Chernobog, Louhi, Loviatar (brief description), Uncle Steel Dwarf ADDITIONAL RULES Bronze Age & Iron Age Magic, Cleric-types, Clerical Bans, Kapische, Summoning Monsters & Spirits, Variable Spells Known & Abilities, Variant Traditions NEW CLASS VARIANTS Bogatyrs (Slavic Heroic Knights), Druzhina (Slavic Warrior Bands), Fighter-Wizard Variations, Finnish Shamans, Finnish Warriors, Kolduns (Slavic Sorcerers), Priests (Finnish & Slavic), Noitas (Finnish Shamanic-Witches), Tietajas (Finnish Wizard-Shamans), Vedmas (Slavic Witches), Volkhvs (Slavic Oracular Priests) MONSTERS Pohjolan Folk & Monsters, Slavic Vampires, Zmey SPIRITS Bannik, Finnish Ancestral Spirits, Finnish Nature Spirits, Finnish Fey (Tonttu), General Rules, Slavic Domestic Spirits, and more!