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Marvel Mystery Comics #21
Timely Comics, 7/41
Carl Burgos, Bill Everett, Jack Kirby,1st appearance of the Patriot.
Joe Simon & Paul Gustavson story & artBack cover Sub-Mariner pin-up.
Ben Thompson art, Alex Schomburg coverText story by Stan Lee.

 BooksCGC LabelCGC TotalAvg. Grade109.99.89.69.49.29.08.58.07.57.06.56.05.55.04.54.03.53.02.52.01.81.51.00.5
1 BOOKUniversal524.760
0.00%		0
0.00%		0
0.0%		0
0.0%		0
0.0%		1
1.9%		2
5.8%		2
9.6%		0
9.6%		3
15.4%		4
23.1%		2
26.9%		4
34.6%		4
42.3%		4
50%		3
56%		2
60%		5
69%		6
81%		5
90%		0
90%		1
92%		0
92%		1
94%		3
100%
1 BOOKRestored115.860
0.00%		0
0.00%		0
0.0%		0
0.0%		0
0.0%		0
0.0%		1
9.1%		1
18.2%		0
18.2%		2
36.4%		1
45.5%		0
45.5%		0
45.5%		1
55%		1
64%		0
64%		3
91%		0
91%		0
91%		1
100%		0
100%		0
100%		0
100%		0
100%		0
100%
1 BOOKQualified32.670
0.00%		0
0.00%		0
0.0%		0
0.0%		0
0.0%		0
0.0%		0
0.0%		0
0.0%		0
0.0%		0
0.0%		0
0.0%		0
0.0%		0
0.0%		0
0.0%		0
0.0%		0
0.0%		0
0.0%		1
33.3%		1
67%		0
67%		0
67%		0
67%		1
100%		0
100%		0
100%
1 BOOKSignature12.500
0.00%		0
0.00%		0
0.0%		0
0.0%		0
0.0%		0
0.0%		0
0.0%		0
0.0%		0
0.0%		0
0.0%		0
0.0%		0
0.0%		0
0.0%		0
0.0%		0
0.0%		0
0.0%		0
0.0%		0
0.0%		0
0.0%		1
100%		0
100%		0
100%		0
100%		0
100%		0
100%

TOTAL SUBMISSIONS (all types): 67
Marvel Mystery Comics #21 (1941, Timely Comics)
CGC Universal Grade Distribution
0%

0
10		0%

0
9.9		0%

0
9.8		0%

0
9.6		0%

0
9.4		2%

1
9.2		4%

2
9.0		4%

2
8.5		0%

0
8.0		6%

3
7.5		8%

4
7.0		4%

2
6.5		8%

4
6.0		8%

4
5.5		8%

4
5.0		6%

3
4.5		4%

2
4.0		10%

5
3.5		12%

6
3.0		10%

5
2.5		0%

0
2.0		2%

1
1.8		0%

0
1.5		2%

1
1.0		6%

3
0.5
cgcdata.com, last updated February 24, 2026

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"CGC Census Analysis" is provided by Greg Holland (©2003-2026).
Data is sourced from the public CGC census (© Certified Guaranty Company, LLC.)
Used with permission of CGC since 2003. Data is from July 01, 2001 to February 24, 2026.
A visual of CGC label changes through the years is available here.
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