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Teenage Mutant Ninja Turtles #13
	Mirage Studios, 2/88

Michael Dooney story, cover & art

Books	CGC Label	CGC Total	Avg. Grade	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 BOOK	Universal	176	8.70	0 0.00%	0 0.00%	9 5.1%	20 16.5%	26 31.3%	33 50%	21 62%	22 74%	19 85%	5 88%	8 93%	9 98%	3 99%	1 100%	0 100%	0 100%	0 100%	0 100%	0 100%	0 100%	0 100%	0 100%	0 100%	0 100%	0 100%
1 BOOK	Signature	17	8.69	0 0.00%	0 0.00%	1 5.9%	3 23.5%	3 41.2%	2 53%	2 65%	1 71%	2 82%	1 88%	0 88%	1 94%	1 100%	0 100%	0 100%	0 100%	0 100%	0 100%	0 100%	0 100%	0 100%	0 100%	0 100%	0 100%	0 100%

TOTAL SUBMISSIONS (all types): 193

Teenage Mutant Ninja Turtles #13 (1988, Mirage Studios)
CGC Universal Grade Distribution

0
10

0
9.9

9
9.8

11%

20
9.6

15%

26
9.4

19%

33
9.2

12%

21
9.0

13%

22
8.5

11%

19
8.0

5
7.5

8
7.0

9
6.5

3
6.0

1
5.5

0
5.0

0
4.5

0
4.0

0
3.5

0
3.0

0
2.5

0
2.0

0
1.8

0
1.5

0
1.0

0
0.5

cgcdata.com, last updated September 16, 2025

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