The Dark Door Opens(1989)
(The second book in the Legends of Lone Wolf series)
A Game Book by Joe Dever and John Grant
The Kai Lords have been wiped out, except for Silent Wolf, who begins a desperate journey to warn King Ulnar of impending doom as the armies of darkness surge onwards. This is one of a series of novels set in the mythical world of Magnamund and based on the "Lone Wolf" role-playing game books.
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Used availability for Joe Dever's The Dark Door Opens
June 1989 : UK Paperback
December 1990 : USA Paperback