From their announcement:
A new (unofficial) Army for Warhammer Fantasy Battle - they emerged from the mists !
Fimir were a somewhat mysterious part daemonic race that existed way back in Warhammer mythology (up to the 3rd edtition). JanvanHal from the Battle Reporter forum has done a fine job resurrecting them.
Tribes of Norsica
A new unofficial Warhammer Fantasy Battle army book pdf and this one is a real treat. The book draws heavily on Viking lore for it's inspiration and the army has been expertly tested and balanced.