- Author: Mahmut Author Record # 295301
- Language: German
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Cover Art
- Sendboten der Hölle (1981)
- John Sinclair, #24: Doktor Tods Höllenfahrt (1981)
- Die Gespensterkutsche (1982)
- Der Seelenjäger (1983)
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Dämonenrache (1983)
also appeared as:
- Interior Art: Dämonenrache (cover) (1992)
-
Der Kristallschädel (1983)
also appeared as:
- Variant: In der siebenten Hölle (1985)
- Interior Art: Der Kristallschädel (1995) [as by uncredited]
- Variant: Professor Zamorra, #589: Mörder von den Sternen (1996)