1. The Serpentine Assassin
by Dille, Flint, And David Marconi 
Price: USD 3.00
Dealer: Alibris, Browse Awhile Books via Alibris
Description: TSR 1986 1st Printing Mass Market Paperback Very Good in Inside covers tanned jacket Small label on front cover Agent 13: The Midnight Avenger, Book 2. 

2. The Serpentine Assassin
by Dille Flint and David Marconi 
Price: USD 3.00
Dealer: Biblio, Browse Awhile Books
Description: TSR, Date: 1986. Agent 13: The Midnight Avenger, Book 2.. 1st Printing. Mass Market Paperback. Very Good/Inside covers tanned. Small label on front cover. 1986. TSR ISBN 0880382821 9780880382823 [US] 

3. The Serpentine Assassin
by Dille, Flint, and David Marconi 
Price: USD 3.00
Dealer: Abebooks, Browse Awhile Books
Description: ISBN10: 0880382821, ISBN13: 9780880382823, [publisher: TSR] Softcover First Edition Agent 13: The Midnight Avenger, Book 2. [Tipp City, OH, U.S.A.] [Publication Year: 1986]  

4. The Serpentine Assassin Agent 13, the Midnight Avenger 2
by Dille, Flint / Marconi, David 
Price: USD 5.90
Dealer: ZVAB, Storisende Versandbuchhandlung
Description: ISBN10: 0880382821, ISBN13: 9780880382823, [publisher: TSR] Softcover Sprache: English Taschenbuch , [Melle, Germany] [Publication Year: 1986]  

5. The Serpentine Assassin Agent 13, the Midnight Avenger 2
by Dille, Flint / Marconi, David 
Price: USD 6.46
Dealer: AbebooksDE, Storisende Versandbuchhandlung
Description: ISBN10: 0880382821, ISBN13: 9780880382823, [publisher: TSR] Softcover Sprache: English Taschenbuch , [Melle, Germany] [Publication Year: 1986]  

6. Serpentine Assassin
by Flint Dille and David Marconi 
Price: USD 7.00
Dealer: Biblio, Hooked on Books
Description: Cover by Jeff Butler. Agent 13 Series #2. Date: 1986. TSR ISBN 0880382821 9780880382823 [US] 

7. Agent 13 The Midnight Avenger #2: The Serpentine Assassin
by Dille Flint & David Marconi 
Price: USD 7.25
Dealer: Biblio, Cold Tonnage Books
Description: TSR, Inc.: WI, Date: 1986. First edition (& 1st printing). Paperback original. Second in a series of pulp hero novels written by the authors. Edges of inner covers browned, a VG+ copy. 1986. TSR, Inc.: WI ISBN 0880382821 9780880382823 [GB] 

8. Agent 13 The Midnight Avenger #2: The Serpentine Assassin
by Dille, Flint (& David Marconi) 
Price: USD 7.68
Dealer: AbebooksUK, COLD TONNAGE BOOKS
Description: ISBN10: 0880382821, ISBN13: 9780880382823, [publisher: TSR, Inc.: WI] Softcover First Edition Second in a series of pulp hero novels written by the authors. Edges of inner covers browned, a VG+ copy. [Colyton, DEVON, United Kingdom] [Publication Year: 1986]  

9. Agent 13, the Midnight Avenger, #2: the Serpentine Assassin
by Dille, Flint, And David Marconi 
Price: USD 9.00
Dealer: Alibris, Browse Awhile Books via Alibris
Description: TSR 1986 1st Printing Mass Market Paperback Fine Jeff Butler cover art. A fresh, sharp, flawless copy. 

10. Agent 13 the Midnight Avenger #2: The Serpentine Assassin
by Dille Flint and David Marconi 
Price: USD 9.00
Dealer: Biblio, Browse Awhile Books
Description: TSR, Date: 1986. Jeff Butler cover art. A fresh, sharp, flawless copy.. 1st Printing. Mass Market Paperback. Fine. 1986. TSR ISBN 0880382821 9780880382823 [US] 

11. Agent 13, the Midnight Avenger, #2: The Serpentine Assassin
by Dille, Flint, and David Marconi 
Price: USD 9.00
Dealer: Abebooks, Browse Awhile Books
Description: ISBN10: 0880382821, ISBN13: 9780880382823, [publisher: TSR] Softcover First Edition Jeff Butler cover art. A fresh, sharp, flawless copy. [Tipp City, OH, U.S.A.] [Publication Year: 1986]  

12. The Serpentine Assassin (Agent 13: the Midnight Avenger, No 2)
by Dille, Flint; Marconi, David 
Price: USD 55.50
Dealer: Alibris, Chidoc5 Rare Books via Alibris
Description: Wizards of the Coast 1986 Soft Cover New STORED NEW PRISTINE CONDITION SANITIZED THEN WRAPPED. 

13. The Serpentine Assassin Agent 13 : The Midnight Avenger No 2
by Dille Flint; Marconi David 
Price: USD 56.00
Dealer: Biblio, CMSRAREBOOKS
Description: Wizards of the Coast, Date: 1986. 1st Edition. . Soft cover. New/Near Fine. STORED NEW PRISTINE CONDITION SANITIZED THEN WRAPPED 1986. Wizards of the Coast ISBN 0880382821 9780880382823 [US] 

14. The Serpentine Assassin (Agent 13 : The Midnight Avenger, No 2)
by Dille, Flint; Marconi, David 
Price: USD 56.00
Dealer: Abebooks, BooksByLisa
Description: ISBN10: 0880382821, ISBN13: 9780880382823, [publisher: Wizards of the Coast] Softcover First Edition STORED NEW PRISTINE CONDITION SANITIZED THEN WRAPPED [Highland Park, IL, U.S.A.] [Publication Year: 1986]