When it comes to 1st appearances, no other era comes close to the Silver Age of comics. Marvel comics took  risk on Stan Lee's Fantastic Four and it opened the door for a surge of new comic book superheroes unlike any comic age since. Just look at all of these amazing 1st appearances...

Superboy 76 strict FN+ 65 High Grade 1st Appearance Super Monkey
Superboy 76 strict FN+ 65 High Grade 1st Appearance Super Monkey
$89.50
Time Remaining: 33m
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Superboy 135 strict FN VF 70 High Grade 1st Appearance Mechano Master
Superboy 135 strict FN VF 70 High Grade 1st Appearance Mechano Master
$34.50
Time Remaining: 40m
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Superboy 132 strict VF+ 85 High Grade 1st Appearance Suprmo Many more up
Superboy 132 strict VF+ 85 High Grade 1st Appearance Suprmo Many more up
$63.00
Time Remaining: 41m
Buy It Now for only: $63.00
FANTASTIC FOUR 52 CGC 30 GD VG Very Good 1st Appearance BLACK PANTHER TChalla
FANTASTIC FOUR 52 CGC 30 GD VG Very Good 1st Appearance BLACK PANTHER TChalla
$237.00 (33 Bids)
Time Remaining: 1h 20m
Prince Namor The Sub Mariner 9 January 1969 1st appearance Serpent Crown
Prince Namor The Sub Mariner 9 January 1969 1st appearance Serpent Crown
$45.00
Time Remaining: 1h 47m
Buy It Now for only: $45.00
Amazing Fantasy 15 Cgc 40 Off white Pages Gorgeous 1st Appearance Spider man
Amazing Fantasy 15 Cgc 40 Off white Pages Gorgeous 1st Appearance Spider man
$34,999.99
Time Remaining: 1h 56m
Buy It Now for only: $34,999.99
AVENGERS 611963 SERIES MARVEL1ST PRINTDOCTOR STRANGE APPEARANCEVF+
AVENGERS 611963 SERIES MARVEL1ST PRINTDOCTOR STRANGE APPEARANCEVF+
$59.99
Time Remaining: 2h 16m
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CAPTAIN AMERICA 117SEP 1969 MARVEL1ST APPEARANCE OF THE FALCONVG
CAPTAIN AMERICA 117SEP 1969 MARVEL1ST APPEARANCE OF THE FALCONVG
$119.99
Time Remaining: 2h 16m
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MARVEL PREVIEW 7 CGC 85 OW WH PAGES 1ST APPEARANCE OF ROCKET RACOON
MARVEL PREVIEW 7 CGC 85 OW WH PAGES 1ST APPEARANCE OF ROCKET RACOON
$1,100.00
Time Remaining: 3h 6m
Buy It Now for only: $1,100.00
SHOWCASE 74 VF INTRO 1ST APPEARANCE ANTHRO POST COVER ART
SHOWCASE 74 VF INTRO 1ST APPEARANCE ANTHRO POST COVER ART
$69.99
Time Remaining: 3h 8m
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STRANGES TALES 114 65 1ST APPEARANCE OF CAP SINCE GOLDEN AGE KEY
STRANGES TALES 114 65 1ST APPEARANCE OF CAP SINCE GOLDEN AGE KEY
$149.97
Time Remaining: 3h 14m
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Detective Comics 359 CGC 85 OW W Origin  1st appearance of Batgirl
Detective Comics 359 CGC 85 OW W Origin 1st appearance of Batgirl
$3,410.95
Time Remaining: 3h 19m
Buy It Now for only: $3,410.95
The Avengers 54 Jul 1968 1st Appearance New Masters of Evil
The Avengers 54 Jul 1968 1st Appearance New Masters of Evil
$9.99 (1 Bid)
Time Remaining: 3h 21m
1964 AMAZING SPIDERMAN 14 1ST APPEARANCE GREEN GOBLIN HULK APP RARE
1964 AMAZING SPIDERMAN 14 1ST APPEARANCE GREEN GOBLIN HULK APP RARE
$599.99
Time Remaining: 3h 22m
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SHOWCASE 76 VF 1ST APPEARANCE BAT LASH
SHOWCASE 76 VF 1ST APPEARANCE BAT LASH
$64.99
Time Remaining: 3h 42m
Buy It Now for only: $64.99
X MEN 10 Mar 1965 KA ZAR 1st Appearance Condition 35 VG Early X Men
X MEN 10 Mar 1965 KA ZAR 1st Appearance Condition 35 VG Early X Men
$26.00 (8 Bids)
Time Remaining: 3h 48m
SHOWCASE 82 VG FN 1ST APPEARANCE NIGHTMASTER KUBERT COVER
SHOWCASE 82 VG FN 1ST APPEARANCE NIGHTMASTER KUBERT COVER
$19.99
Time Remaining: 3h 50m
Buy It Now for only: $19.99
SHOWCASE 82 VF+ 1ST APPEARANCE NIGHTMASTER KUBERT COVER
SHOWCASE 82 VF+ 1ST APPEARANCE NIGHTMASTER KUBERT COVER
$69.99
Time Remaining: 3h 51m
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TALES OF SUSPENSE 56 65 1ST APPEARANCE UNICORN KEY ISSUE
TALES OF SUSPENSE 56 65 1ST APPEARANCE UNICORN KEY ISSUE
$99.97
Time Remaining: 3h 56m
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SILVER SURFER 8 70 1ST APPEARANCE OF THE GHOST
SILVER SURFER 8 70 1ST APPEARANCE OF THE GHOST
$47.97
Time Remaining: 3h 56m
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CAPTAIN AMERICA 107 CBCS 94 OW PAGES 1ST APPEARANCE OF DOCTOR FAUSTUS
CAPTAIN AMERICA 107 CBCS 94 OW PAGES 1ST APPEARANCE OF DOCTOR FAUSTUS
$315.00
Time Remaining: 4h 12m
Buy It Now for only: $315.00
SHOWCASE 78 Nov 1968 1st Appearance JONNY DOUBLE VF Or Better
SHOWCASE 78 Nov 1968 1st Appearance JONNY DOUBLE VF Or Better
$24.99
Time Remaining: 4h 29m
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X MEN 14 1965 CGC 50 1ST APPEARANCE SENTINELS STAN LEE JACK KIRBY
X MEN 14 1965 CGC 50 1ST APPEARANCE SENTINELS STAN LEE JACK KIRBY
$119.99
Time Remaining: 4h 29m
AMAZING SPIDER MAN 22 Silver Age Marvel 1st PRINCESS PYTHON appearance
AMAZING SPIDER MAN 22 Silver Age Marvel 1st PRINCESS PYTHON appearance
$80.00
Time Remaining: 4h 30m
Buy It Now for only: $80.00
SHOWCASE 82 83 84 1969 1st Appearance NIGHTMASTER Berni Wrightson
SHOWCASE 82 83 84 1969 1st Appearance NIGHTMASTER Berni Wrightson
$59.99
Time Remaining: 4h 34m
Buy It Now for only: $59.99
AMAZING SPIDER MAN v1 28 Silver Age 1st MOLTEN MAN appearance
AMAZING SPIDER MAN v1 28 Silver Age 1st MOLTEN MAN appearance
$170.00
Time Remaining: 4h 50m
Buy It Now for only: $170.00
AMAZING SPIDER MAN v1 28 Silver Age key issue 1st MOLTEN MAN appearance
AMAZING SPIDER MAN v1 28 Silver Age key issue 1st MOLTEN MAN appearance
$120.00
Time Remaining: 4h 56m
Buy It Now for only: $120.00
AMAZING SPIDER MAN v1 30 Fantastic Silver Age find 1st appearance of The Cat
AMAZING SPIDER MAN v1 30 Fantastic Silver Age find 1st appearance of The Cat
$54.00
Time Remaining: 5h 9m
Buy It Now for only: $54.00
Scarce 1958 Charlton Comic Billy the Kid 11 1st Appearance Ghost Train
Scarce 1958 Charlton Comic Billy the Kid 11 1st Appearance Ghost Train
$19.99
Time Remaining: 5h 11m
GHOST RIDER 1 7 MARVEL COMIC SET COMPLETE SILVER AGE 1ST APPEARANCE 1967 VG+
GHOST RIDER 1 7 MARVEL COMIC SET COMPLETE SILVER AGE 1ST APPEARANCE 1967 VG+
$95.00 (10 Bids)
Time Remaining: 5h 18m
THOR 148 1st appearance of Wrecker and origin of Black Bolt key issue VF 75
THOR 148 1st appearance of Wrecker and origin of Black Bolt key issue VF 75
$95.00
Time Remaining: 5h 19m
Buy It Now for only: $95.00
Silver Age Tales Of Suspense 66 1st SA appearance of the REAL Red Skull
Silver Age Tales Of Suspense 66 1st SA appearance of the REAL Red Skull
$23.95
Time Remaining: 5h 28m
The X Men 25 vg 1st appearance of El Tigre kukulcan
The X Men 25 vg 1st appearance of El Tigre kukulcan
$35.00
Time Remaining: 5h 44m
Buy It Now for only: $35.00
The X Men 24 FN 1st appearance of the Locust
The X Men 24 FN 1st appearance of the Locust
$65.00
Time Remaining: 5h 46m
Buy It Now for only: $65.00
TALES OF SUSPENSE  97 FN 60 1st WHIPLASH APPEARANCE BLACK PANTHER CENTS KEY
TALES OF SUSPENSE 97 FN 60 1st WHIPLASH APPEARANCE BLACK PANTHER CENTS KEY
$14.67 (4 Bids)
Time Remaining: 6h 17m
SHOWCASE  37 1st APPEARANCE OF THE METAL MEN GOOD PLUS 25 KEY ISSUE
SHOWCASE 37 1st APPEARANCE OF THE METAL MEN GOOD PLUS 25 KEY ISSUE
$129.99
Time Remaining: 6h 53m
Buy It Now for only: $129.99
Avengers 57 CGC GRADED 92 fourth highest graded 1st appearance of Vision
Avengers 57 CGC GRADED 92 fourth highest graded 1st appearance of Vision
$1,594.08
Time Remaining: 7h 9m
Buy It Now for only: $1,594.08
Showcase 20 CGC 40 C OW 1st Rip Hunter Appearance
Showcase 20 CGC 40 C OW 1st Rip Hunter Appearance
$444.95
Time Remaining: 7h 19m
Buy It Now for only: $444.95
SUPERMAN 181 DC 1st Appearance Superman 2965 SILVER AGEKEY ISSUE
SUPERMAN 181 DC 1st Appearance Superman 2965 SILVER AGEKEY ISSUE
$55.00
Time Remaining: 7h 23m
Buy It Now for only: $55.00
Fantastic Four 67 CGC 35 Origin of  1st Appearance of Him Warlock
Fantastic Four 67 CGC 35 Origin of 1st Appearance of Him Warlock
$89.99
Time Remaining: 7h 30m
Buy It Now for only: $89.99