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Guardians of the Galaxy #18
Sketch Cover	Marvel Comics, 10/14

Brian Michael Bendis story		Thanos & Nova appearance in flashback.
Ed McGuinness & Mark Farmer art		"75 Years of Marvel" variant cover.
Alex Ross 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. Guardians of the Galaxy 18 Sketch Cover (10/14, Marvel Comics)	Universal	6	9.77	December 30, 2014			5	1
2. Guardians of the Galaxy 18 Sketch Cover (10/14, Marvel Comics)	Universal	10	9.76	June 30, 2015			8	2
3. Guardians of the Galaxy 18 Sketch Cover (10/14, Marvel Comics)	Universal	13	9.77	December 29, 2015			11	2
4. Guardians of the Galaxy 18 Sketch Cover (10/14, Marvel Comics)	Universal	15	9.77	June 28, 2016			13	2
5. Guardians of the Galaxy 18 Sketch Cover (10/14, Marvel Comics)	Universal	15	9.77	December 27, 2016			13	2
6. Guardians of the Galaxy 18 Sketch Cover (10/14, Marvel Comics)	Universal	19	9.73	June 27, 2017			14	3	2
7. Guardians of the Galaxy 18 Sketch Cover (10/14, Marvel Comics)	Universal	22	9.71	January 02, 2018			15	4	3
8. Guardians of the Galaxy 18 Sketch Cover (10/14, Marvel Comics)	Universal	27	9.72	July 03, 2018			19	5	3
9. Guardians of the Galaxy 18 Sketch Cover (10/14, Marvel Comics)	Universal	28	9.70	January 01, 2019			19	5	3	1
10. Guardians of the Galaxy 18 Sketch Cover (10/14, Marvel Comics)	Universal	31	9.71	July 02, 2019			22	5	3	1
11. Guardians of the Galaxy 18 Sketch Cover (10/14, Marvel Comics)	Universal	33	9.70	December 31, 2019			22	6	4	1
12. Guardians of the Galaxy 18 Sketch Cover (10/14, Marvel Comics)	Universal	33	9.70	June 30, 2020			22	6	4	1
13. Guardians of the Galaxy 18 Sketch Cover (10/14, Marvel Comics)	Universal	37	9.62	December 29, 2020			23	7	4	1	1			1
14. Guardians of the Galaxy 18 Sketch Cover (10/14, Marvel Comics)	Universal	37	9.62	June 29, 2021			23	7	4	1	1			1
15. Guardians of the Galaxy 18 Sketch Cover (10/14, Marvel Comics)	Universal	37	9.62	December 28, 2021			23	7	4	1	1			1
16. Guardians of the Galaxy 18 Sketch Cover (10/14, Marvel Comics)	Universal	41	9.59	June 28, 2022			25	8	4	1	1		1	1
17. Guardians of the Galaxy 18 Sketch Cover (10/14, Marvel Comics)	Universal	43	9.60	December 27, 2022			27	8	4	1	1		1	1
18. Guardians of the Galaxy 18 Sketch Cover (10/14, Marvel Comics)	Universal	44	9.60	June 27, 2023			28	8	4	1	1		1	1
19. Guardians of the Galaxy 18 Sketch Cover (10/14, Marvel Comics)	Universal	44	9.60	December 31, 2023			28	8	4	1	1		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. Guardians of the Galaxy 18 Sketch Cover (10/14, Marvel Comics)	Universal	48	9.58	June 24, 2025			29	9	4	2	1	1	1	1
21. Guardians of the Galaxy 18 Sketch Cover (10/14, Marvel Comics)	Universal	48	9.58	July 01, 2025			29	9	4	2	1	1	1	1
22. Guardians of the Galaxy 18 Sketch Cover (10/14, Marvel Comics)	Universal	48	9.58	July 15, 2025			29	9	4	2	1	1	1	1
23. Guardians of the Galaxy 18 Sketch Cover (10/14, Marvel Comics)	Universal	48	9.58	July 22, 2025			29	9	4	2	1	1	1	1
24. Guardians of the Galaxy 18 Sketch Cover (10/14, Marvel Comics)	Universal	49	9.58	July 29, 2025			30	9	4	2	1	1	1	1
25. Guardians of the Galaxy 18 Sketch Cover (10/14, Marvel Comics)	Universal	49	9.58	August 05, 2025			30	9	4	2	1	1	1	1
26. Guardians of the Galaxy 18 Sketch Cover (10/14, Marvel Comics)	Universal	50	9.58	August 12, 2025			31	9	4	2	1	1	1	1
27. Guardians of the Galaxy 18 Sketch Cover (10/14, Marvel Comics)	Universal	50	9.58	August 19, 2025			31	9	4	2	1	1	1	1
28. Guardians of the Galaxy 18 Sketch Cover (10/14, Marvel Comics)	Signature	1	9.80	December 30, 2014			1
29. Guardians of the Galaxy 18 Sketch Cover (10/14, Marvel Comics)	Signature	4	9.80	June 30, 2015			4
30. Guardians of the Galaxy 18 Sketch Cover (10/14, Marvel Comics)	Signature	7	9.77	December 29, 2015			6	1
31. Guardians of the Galaxy 18 Sketch Cover (10/14, Marvel Comics)	Signature	8	9.78	June 28, 2016			7	1
32. Guardians of the Galaxy 18 Sketch Cover (10/14, Marvel Comics)	Signature	13	9.75	December 27, 2016			10	3
33. Guardians of the Galaxy 18 Sketch Cover (10/14, Marvel Comics)	Signature	17	9.76	June 27, 2017			14	3
34. Guardians of the Galaxy 18 Sketch Cover (10/14, Marvel Comics)	Signature	23	9.76	January 02, 2018			18	5
35. Guardians of the Galaxy 18 Sketch Cover (10/14, Marvel Comics)	Signature	23	9.76	July 03, 2018			18	5
36. Guardians of the Galaxy 18 Sketch Cover (10/14, Marvel Comics)	Signature	26	9.76	January 01, 2019			21	5
37. Guardians of the Galaxy 18 Sketch Cover (10/14, Marvel Comics)	Signature	28	9.76	July 02, 2019			23	5
38. Guardians of the Galaxy 18 Sketch Cover (10/14, Marvel Comics)	Signature	28	9.76	December 31, 2019			23	5
39. Guardians of the Galaxy 18 Sketch Cover (10/14, Marvel Comics)	Signature	28	9.76	June 30, 2020			23	5
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. Guardians of the Galaxy 18 Sketch Cover (10/14, Marvel Comics)	Signature	28	9.76	December 29, 2020			23	5
41. Guardians of the Galaxy 18 Sketch Cover (10/14, Marvel Comics)	Signature	28	9.76	June 29, 2021			23	5
42. Guardians of the Galaxy 18 Sketch Cover (10/14, Marvel Comics)	Signature	28	9.76	December 28, 2021			23	5
43. Guardians of the Galaxy 18 Sketch Cover (10/14, Marvel Comics)	Signature	28	9.76	June 28, 2022			23	5
44. Guardians of the Galaxy 18 Sketch Cover (10/14, Marvel Comics)	Signature	28	9.76	December 27, 2022			23	5
45. Guardians of the Galaxy 18 Sketch Cover (10/14, Marvel Comics)	Signature	28	9.76	June 27, 2023			23	5
46. Guardians of the Galaxy 18 Sketch Cover (10/14, Marvel Comics)	Signature	33	9.76	December 31, 2023			27	6
47. Guardians of the Galaxy 18 Sketch Cover (10/14, Marvel Comics)	Signature	33	9.76	June 24, 2025			27	6
48. Guardians of the Galaxy 18 Sketch Cover (10/14, Marvel Comics)	Signature	33	9.76	July 01, 2025			27	6
49. Guardians of the Galaxy 18 Sketch Cover (10/14, Marvel Comics)	Signature	33	9.76	July 15, 2025			27	6
50. Guardians of the Galaxy 18 Sketch Cover (10/14, Marvel Comics)	Signature	33	9.76	July 22, 2025			27	6
51. Guardians of the Galaxy 18 Sketch Cover (10/14, Marvel Comics)	Signature	33	9.76	July 29, 2025			27	6
52. Guardians of the Galaxy 18 Sketch Cover (10/14, Marvel Comics)	Signature	33	9.76	August 05, 2025			27	6
53. Guardians of the Galaxy 18 Sketch Cover (10/14, Marvel Comics)	Signature	33	9.76	August 12, 2025			27	6
54. Guardians of the Galaxy 18 Sketch Cover (10/14, Marvel Comics)	Signature	33	9.76	August 19, 2025			27	6

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