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Detective Comics #18
	DC Comics, 5/13

John Layman story		Back-up story by John Layman
Jason Fabok cover & art		with art by Henrik Jonsson.

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. Detective Comics 18 (5/13, DC Comics)	Universal	18	9.80	June 22, 2013			18
2. Detective Comics 18 (5/13, DC Comics)	Universal	21	9.80	December 31, 2013			21
3. Detective Comics 18 (5/13, DC Comics)	Universal	22	9.79	July 01, 2014			21	1
4. Detective Comics 18 (5/13, DC Comics)	Universal	22	9.79	December 30, 2014			21	1
5. Detective Comics 18 (5/13, DC Comics)	Universal	22	9.79	June 30, 2015			21	1
6. Detective Comics 18 (5/13, DC Comics)	Universal	22	9.79	December 29, 2015			21	1
7. Detective Comics 18 (5/13, DC Comics)	Universal	22	9.79	June 28, 2016			21	1
8. Detective Comics 18 (5/13, DC Comics)	Universal	22	9.79	December 27, 2016			21	1
9. Detective Comics 18 (5/13, DC Comics)	Universal	22	9.79	June 27, 2017			21	1
10. Detective Comics 18 (5/13, DC Comics)	Universal	22	9.79	January 02, 2018			21	1
11. Detective Comics 18 (5/13, DC Comics)	Universal	22	9.79	July 03, 2018			21	1
12. Detective Comics 18 (5/13, DC Comics)	Universal	22	9.79	January 01, 2019			21	1
13. Detective Comics 18 (5/13, DC Comics)	Universal	22	9.79	July 02, 2019			21	1
14. Detective Comics 18 (5/13, DC Comics)	Universal	22	9.79	December 31, 2019			21	1
15. Detective Comics 18 (5/13, DC Comics)	Universal	22	9.79	June 30, 2020			21	1
16. Detective Comics 18 (5/13, DC Comics)	Universal	22	9.79	December 29, 2020			21	1
17. Detective Comics 18 (5/13, DC Comics)	Universal	22	9.79	June 29, 2021			21	1
18. Detective Comics 18 (5/13, DC Comics)	Universal	22	9.79	December 28, 2021			21	1
19. Detective Comics 18 (5/13, DC Comics)	Universal	23	9.77	June 28, 2022			21	1	1
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. Detective Comics 18 (5/13, DC Comics)	Universal	23	9.77	December 27, 2022			21	1	1
21. Detective Comics 18 (5/13, DC Comics)	Universal	24	9.78	June 27, 2023			22	1	1
22. Detective Comics 18 (5/13, DC Comics)	Universal	25	9.78	December 31, 2023			23	1	1
23. Detective Comics 18 (5/13, DC Comics)	Universal	26	9.78	June 24, 2025			24	1	1
24. Detective Comics 18 (5/13, DC Comics)	Universal	26	9.78	July 01, 2025			24	1	1
25. Detective Comics 18 (5/13, DC Comics)	Universal	26	9.78	July 15, 2025			24	1	1
26. Detective Comics 18 (5/13, DC Comics)	Universal	26	9.78	July 22, 2025			24	1	1
27. Detective Comics 18 (5/13, DC Comics)	Universal	26	9.78	July 29, 2025			24	1	1
28. Detective Comics 18 (5/13, DC Comics)	Universal	26	9.78	August 05, 2025			24	1	1
29. Detective Comics 18 (5/13, DC Comics)	Universal	26	9.78	August 12, 2025			24	1	1
30. Detective Comics 18 (5/13, DC Comics)	Universal	26	9.78	August 19, 2025			24	1	1
31. Detective Comics 18 (5/13, DC Comics)	Signature	1	9.80	June 22, 2013			1
32. Detective Comics 18 (5/13, DC Comics)	Signature	7	9.77	December 31, 2013			6	1
33. Detective Comics 18 (5/13, DC Comics)	Signature	7	9.77	July 01, 2014			6	1
34. Detective Comics 18 (5/13, DC Comics)	Signature	7	9.77	December 30, 2014			6	1
35. Detective Comics 18 (5/13, DC Comics)	Signature	7	9.77	June 30, 2015			6	1
36. Detective Comics 18 (5/13, DC Comics)	Signature	7	9.77	December 29, 2015			6	1
37. Detective Comics 18 (5/13, DC Comics)	Signature	8	9.75	June 28, 2016			6	2
38. Detective Comics 18 (5/13, DC Comics)	Signature	8	9.75	December 27, 2016			6	2
39. Detective Comics 18 (5/13, DC Comics)	Signature	8	9.75	June 27, 2017			6	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. Detective Comics 18 (5/13, DC Comics)	Signature	9	9.56	January 02, 2018			6	2					1
41. Detective Comics 18 (5/13, DC Comics)	Signature	9	9.56	July 03, 2018			6	2					1
42. Detective Comics 18 (5/13, DC Comics)	Signature	9	9.56	January 01, 2019			6	2					1
43. Detective Comics 18 (5/13, DC Comics)	Signature	9	9.56	July 02, 2019			6	2					1
44. Detective Comics 18 (5/13, DC Comics)	Signature	9	9.56	December 31, 2019			6	2					1
45. Detective Comics 18 (5/13, DC Comics)	Signature	9	9.56	June 30, 2020			6	2					1
46. Detective Comics 18 (5/13, DC Comics)	Signature	9	9.56	December 29, 2020			6	2					1
47. Detective Comics 18 (5/13, DC Comics)	Signature	10	9.54	June 29, 2021			6	2	1				1
48. Detective Comics 18 (5/13, DC Comics)	Signature	10	9.54	December 28, 2021			6	2	1				1
49. Detective Comics 18 (5/13, DC Comics)	Signature	10	9.54	June 28, 2022			6	2	1				1
50. Detective Comics 18 (5/13, DC Comics)	Signature	10	9.54	December 27, 2022			6	2	1				1
51. Detective Comics 18 (5/13, DC Comics)	Signature	10	9.54	June 27, 2023			6	2	1				1
52. Detective Comics 18 (5/13, DC Comics)	Signature	11	9.40	December 31, 2023			6	2	1				2
53. Detective Comics 18 (5/13, DC Comics)	Signature	11	9.40	June 24, 2025			6	2	1				2
54. Detective Comics 18 (5/13, DC Comics)	Signature	11	9.40	July 01, 2025			6	2	1				2
55. Detective Comics 18 (5/13, DC Comics)	Signature	11	9.40	July 15, 2025			6	2	1				2
56. Detective Comics 18 (5/13, DC Comics)	Signature	11	9.40	July 22, 2025			6	2	1				2
57. Detective Comics 18 (5/13, DC Comics)	Signature	11	9.40	July 29, 2025			6	2	1				2
58. Detective Comics 18 (5/13, DC Comics)	Signature	11	9.40	August 05, 2025			6	2	1				2
59. Detective Comics 18 (5/13, DC Comics)	Signature	11	9.40	August 12, 2025			6	2	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
60. Detective Comics 18 (5/13, DC Comics)	Signature	11	9.40	August 19, 2025			6	2	1				2

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