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Challengers of the Unknown #2
	DC Comics, 9/04

Howard Chaykin story & art
Howard Chaykin & Rian Hughes cover

Books	CGC Label	CGC Total	Avg. Grade	Census Date	10	9.9	9.8	9.6	9.4	9.2	9.0	8.5	8.0	7.5	7.0	6.5	6.0	5.5	5.0	4.5	4.0	3.5	3.0	2.5	2.0	1.8	1.5	1.0	0.5
1. Challengers of the Unknown 2 (9/04, DC Comics)	Universal	3	9.83	December 16, 2004		1	2
2. Challengers of the Unknown 2 (9/04, DC Comics)	Universal	3	9.83	July 07, 2005		1	2
3. Challengers of the Unknown 2 (9/04, DC Comics)	Universal	3	9.83	January 27, 2006		1	2
4. Challengers of the Unknown 2 (9/04, DC Comics)	Universal	3	9.83	June 20, 2006		1	2
5. Challengers of the Unknown 2 (9/04, DC Comics)	Universal	3	9.83	January 10, 2007		1	2
6. Challengers of the Unknown 2 (9/04, DC Comics)	Universal	3	9.83	July 05, 2007		1	2
7. Challengers of the Unknown 2 (9/04, DC Comics)	Universal	3	9.83	January 09, 2008		1	2
8. Challengers of the Unknown 2 (9/04, DC Comics)	Universal	3	9.83	July 01, 2008		1	2
9. Challengers of the Unknown 2 (9/04, DC Comics)	Universal	3	9.83	January 13, 2009		1	2
10. Challengers of the Unknown 2 (9/04, DC Comics)	Universal	3	9.83	June 24, 2009		1	2
11. Challengers of the Unknown 2 (9/04, DC Comics)	Universal	3	9.83	December 15, 2009		1	2
12. Challengers of the Unknown 2 (9/04, DC Comics)	Universal	3	9.83	June 14, 2010		1	2
13. Challengers of the Unknown 2 (9/04, DC Comics)	Universal	3	9.83	December 27, 2010		1	2
14. Challengers of the Unknown 2 (9/04, DC Comics)	Universal	3	9.83	June 27, 2011		1	2
15. Challengers of the Unknown 2 (9/04, DC Comics)	Universal	3	9.83	January 02, 2012		1	2
16. Challengers of the Unknown 2 (9/04, DC Comics)	Universal	3	9.83	July 02, 2012		1	2
17. Challengers of the Unknown 2 (9/04, DC Comics)	Universal	3	9.83	December 31, 2012		1	2
18. Challengers of the Unknown 2 (9/04, DC Comics)	Universal	3	9.83	June 22, 2013		1	2
19. Challengers of the Unknown 2 (9/04, DC Comics)	Universal	3	9.83	December 31, 2013		1	2
Books	CGC Label	CGC Total	Avg. Grade	Census Date	10	9.9	9.8	9.6	9.4	9.2	9.0	8.5	8.0	7.5	7.0	6.5	6.0	5.5	5.0	4.5	4.0	3.5	3.0	2.5	2.0	1.8	1.5	1.0	0.5
20. Challengers of the Unknown 2 (9/04, DC Comics)	Universal	3	9.83	July 01, 2014		1	2
21. Challengers of the Unknown 2 (9/04, DC Comics)	Universal	3	9.83	December 30, 2014		1	2
22. Challengers of the Unknown 2 (9/04, DC Comics)	Universal	3	9.83	June 30, 2015		1	2
23. Challengers of the Unknown 2 (9/04, DC Comics)	Universal	3	9.83	December 29, 2015		1	2
24. Challengers of the Unknown 2 (9/04, DC Comics)	Universal	3	9.83	June 28, 2016		1	2
25. Challengers of the Unknown 2 (9/04, DC Comics)	Universal	3	9.83	December 27, 2016		1	2
26. Challengers of the Unknown 2 (9/04, DC Comics)	Universal	3	9.83	June 27, 2017		1	2
27. Challengers of the Unknown 2 (9/04, DC Comics)	Universal	3	9.83	January 02, 2018		1	2
28. Challengers of the Unknown 2 (9/04, DC Comics)	Universal	3	9.83	July 03, 2018		1	2
29. Challengers of the Unknown 2 (9/04, DC Comics)	Universal	3	9.83	January 01, 2019		1	2
30. Challengers of the Unknown 2 (9/04, DC Comics)	Universal	3	9.83	July 02, 2019		1	2
31. Challengers of the Unknown 2 (9/04, DC Comics)	Universal	3	9.83	December 31, 2019		1	2
32. Challengers of the Unknown 2 (9/04, DC Comics)	Universal	3	9.83	June 30, 2020		1	2
33. Challengers of the Unknown 2 (9/04, DC Comics)	Universal	3	9.83	December 29, 2020		1	2
34. Challengers of the Unknown 2 (9/04, DC Comics)	Universal	3	9.83	June 29, 2021		1	2
35. Challengers of the Unknown 2 (9/04, DC Comics)	Universal	3	9.83	December 28, 2021		1	2
36. Challengers of the Unknown 2 (9/04, DC Comics)	Universal	3	9.83	June 28, 2022		1	2
37. Challengers of the Unknown 2 (9/04, DC Comics)	Universal	3	9.83	December 27, 2022		1	2
38. Challengers of the Unknown 2 (9/04, DC Comics)	Universal	3	9.83	June 27, 2023		1	2
39. Challengers of the Unknown 2 (9/04, DC Comics)	Universal	3	9.83	December 31, 2023		1	2
Books	CGC Label	CGC Total	Avg. Grade	Census Date	10	9.9	9.8	9.6	9.4	9.2	9.0	8.5	8.0	7.5	7.0	6.5	6.0	5.5	5.0	4.5	4.0	3.5	3.0	2.5	2.0	1.8	1.5	1.0	0.5
40. Challengers of the Unknown 2 (9/04, DC Comics)	Universal	3	9.83	June 17, 2025		1	2
41. Challengers of the Unknown 2 (9/04, DC Comics)	Universal	3	9.83	June 24, 2025		1	2
42. Challengers of the Unknown 2 (9/04, DC Comics)	Universal	3	9.83	July 01, 2025		1	2
43. Challengers of the Unknown 2 (9/04, DC Comics)	Universal	3	9.83	July 15, 2025		1	2
44. Challengers of the Unknown 2 (9/04, DC Comics)	Universal	3	9.83	July 22, 2025		1	2
45. Challengers of the Unknown 2 (9/04, DC Comics)	Universal	3	9.83	July 29, 2025		1	2
46. Challengers of the Unknown 2 (9/04, DC Comics)	Universal	3	9.83	August 05, 2025		1	2
47. Challengers of the Unknown 2 (9/04, DC Comics)	Universal	3	9.83	August 12, 2025		1	2
48. Challengers of the Unknown 2 (9/04, DC Comics)	Signature	1	9.80	June 17, 2025			1
49. Challengers of the Unknown 2 (9/04, DC Comics)	Signature	1	9.80	June 24, 2025			1
50. Challengers of the Unknown 2 (9/04, DC Comics)	Signature	1	9.80	July 01, 2025			1
51. Challengers of the Unknown 2 (9/04, DC Comics)	Signature	1	9.80	July 15, 2025			1
52. Challengers of the Unknown 2 (9/04, DC Comics)	Signature	1	9.80	July 22, 2025			1
53. Challengers of the Unknown 2 (9/04, DC Comics)	Signature	1	9.80	July 29, 2025			1
54. Challengers of the Unknown 2 (9/04, DC Comics)	Signature	1	9.80	August 05, 2025			1
55. Challengers of the Unknown 2 (9/04, DC Comics)	Signature	1	9.80	August 12, 2025			1

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Used with permission of CGC since 2003. Data is from July 01, 2001 to August 12, 2025.
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