Timothy Ferguson

City & Guild

Against the Dark

Antagonists

Houses of Hermes

City & Guild (Ars Magica Fantasy Roleplaying)

Mystery cults

The infernal

Realms of Power

True lineages

Legends of Hermes

Hedge Magic Revised Edition

Rival Magic

Ars Magica

Tales of Mythic Europe

Lands of the Nile

Transforming Mythic Europe

Lords of Men

Grogs

Mythic Locations

Tales of Power

Sanctuary of Ice

God Portal

Magonomia

Bestiary of Enchanted England