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  • Item #59234993
    Actual item pictured; not a generic image.
    Zoom Front Cover
    Actual item pictured; not a generic image.
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    Sub-Mariner (1968 1st Series) #12 CGC 9.8
    Tags: Sub-Mariner
    Published Apr 1969 by Marvel.
    Add to cart CGC 9.8 Add to cart
    $1,750.00
    or Best Offer
    • Paper: White
    • Label #4060707023
    • This is a consignment item. A 3% buyer's premium ($52.50) will be charged at checkout.

    Make an offer

    You can buy this item by clicking "Add to cart" above and then completing checkout. Or, you may make an offer for this item. Once you make an offer, your offer is valid for 48 hours. The seller may accept your offer, decline your offer, or present you with a counter-offer. If the seller accepts your offer, you are required to purchase the item at the agreed upon price.

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    Written by Roy Thomas. Prince Namor finds himself fighting for his life against bizarre creatures in an arena of death! 32 pages, FC. Cover price $0.12.

    If you add this item to your want list, we will email you when it becomes available.

    41 mycomicshop users have this issue on their want list.
    3 mycomicshop users have added this issue to their want list within the past six months.

  • Item #55480373
    Actual item pictured; not a generic image.
    Zoom Front Cover
    Actual item pictured; not a generic image.
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    Sub-Mariner (1968 1st Series) #12 CBCS 8.5
    Tags: Sub-Mariner
    Published Apr 1969 by Marvel.
    Add to cart CBCS 8.5 Add to cart
    $132.99
    or Best Offer
    • Paper: Off white to white
    • Label #21-4350F61-001
    • This is a consignment item. A 3% buyer's premium ($3.99) will be charged at checkout.

    Make an offer

    You can buy this item by clicking "Add to cart" above and then completing checkout. Or, you may make an offer for this item. Once you make an offer, your offer is valid for 48 hours. The seller may accept your offer, decline your offer, or present you with a counter-offer. If the seller accepts your offer, you are required to purchase the item at the agreed upon price.

    More information about making an offer

    Please create an account or log in to make an offer.



    Written by Roy Thomas. Prince Namor finds himself fighting for his life against bizarre creatures in an arena of death! 32 pages, FC. Cover price $0.12.

    If you add this item to your want list, we will email you when it becomes available.

    41 mycomicshop users have this issue on their want list.
    3 mycomicshop users have added this issue to their want list within the past six months.

  • Item #59707377
    Actual item pictured; not a generic image.
    Zoom Front Cover
    Actual item pictured; not a generic image.
    Zoom Back Cover
    Sub-Mariner (1968 1st Series) #12 VF+ 8.5
    Tags: Sub-Mariner
    Published Apr 1969 by Marvel.
    Add to cart VF+ 8.5 Add to cart
    $76.50
    • Discounted from $85.00.

    Written by Roy Thomas. Prince Namor finds himself fighting for his life against bizarre creatures in an arena of death! 32 pages, FC. Cover price $0.12.

    If you add this item to your want list, we will email you when it becomes available.

    41 mycomicshop users have this issue on their want list.
    3 mycomicshop users have added this issue to their want list within the past six months.

  • Item #59579961
    Actual item pictured; not a generic image.
    Zoom Front Cover
    Actual item pictured; not a generic image.
    Zoom Back Cover
    Sub-Mariner (1968 1st Series) #12 FN/VF 7.0
    Tags: Sub-Mariner
    Published Apr 1969 by Marvel.
    Add to cart FN/VF 7.0 Add to cart
    $36.00
    or Best Offer
    • This is a consignment item. A 3% buyer's premium ($1.08) will be charged at checkout. It has been graded by mycomicshop's experienced graders.

    Make an offer

    You can buy this item by clicking "Add to cart" above and then completing checkout. Or, you may make an offer for this item. Once you make an offer, your offer is valid for 48 hours. The seller may accept your offer, decline your offer, or present you with a counter-offer. If the seller accepts your offer, you are required to purchase the item at the agreed upon price.

    More information about making an offer

    Please create an account or log in to make an offer.



    Written by Roy Thomas. Prince Namor finds himself fighting for his life against bizarre creatures in an arena of death! 32 pages, FC. Cover price $0.12.

    If you add this item to your want list, we will email you when it becomes available.

    41 mycomicshop users have this issue on their want list.
    3 mycomicshop users have added this issue to their want list within the past six months.

  • Item #59148816
    Actual item pictured; not a generic image.
    Zoom Front Cover
    Sub-Mariner (1968 1st Series) #12 FN+ 6.5
    Tags: Sub-Mariner
    Published Apr 1969 by Marvel.
    Add to cart FN+ 6.5 Add to cart
    $23.40
    • Discounted from $26.00.

    Written by Roy Thomas. Prince Namor finds himself fighting for his life against bizarre creatures in an arena of death! 32 pages, FC. Cover price $0.12.

    If you add this item to your want list, we will email you when it becomes available.

    41 mycomicshop users have this issue on their want list.
    3 mycomicshop users have added this issue to their want list within the past six months.

  • Item #59707398
    Actual item pictured; not a generic image.
    Zoom Front Cover
    Sub-Mariner (1968 1st Series) #12 FN+ 6.5
    Tags: Sub-Mariner
    Published Apr 1969 by Marvel.
    Add to cart FN+ 6.5 Add to cart
    $26.10
    • Discounted from $29.00.

    Written by Roy Thomas. Prince Namor finds himself fighting for his life against bizarre creatures in an arena of death! 32 pages, FC. Cover price $0.12.

    If you add this item to your want list, we will email you when it becomes available.

    41 mycomicshop users have this issue on their want list.
    3 mycomicshop users have added this issue to their want list within the past six months.

  • Item #58798008
    Actual item pictured; not a generic image.
    Zoom Front Cover
    Sub-Mariner (1968 1st Series) #12 FN 6.0
    Tags: Sub-Mariner
    Published Apr 1969 by Marvel.
    Add to cart FN 6.0 Add to cart
    $18.00
    • This is a consignment item. A 3% buyer's premium ($0.54) will be charged at checkout. It has been graded by mycomicshop's experienced graders.

    Written by Roy Thomas. Prince Namor finds himself fighting for his life against bizarre creatures in an arena of death! 32 pages, FC. Cover price $0.12.

    If you add this item to your want list, we will email you when it becomes available.

    41 mycomicshop users have this issue on their want list.
    3 mycomicshop users have added this issue to their want list within the past six months.

  • Item #59707396
    Actual item pictured; not a generic image.
    Zoom Front Cover
    Sub-Mariner (1968 1st Series) #12 FN 6.0
    Tags: Sub-Mariner
    Published Apr 1969 by Marvel.
    Add to cart FN 6.0 Add to cart
    $21.60
    • Discounted from $24.00.

    Written by Roy Thomas. Prince Namor finds himself fighting for his life against bizarre creatures in an arena of death! 32 pages, FC. Cover price $0.12.

    If you add this item to your want list, we will email you when it becomes available.

    41 mycomicshop users have this issue on their want list.
    3 mycomicshop users have added this issue to their want list within the past six months.

  • Item #58339919
    Actual item pictured; not a generic image.
    Zoom Front Cover
    Sub-Mariner (1968 1st Series) #12 FN- 5.5
    Tags: Sub-Mariner
    Published Apr 1969 by Marvel.
    Add to cart FN- 5.5 Add to cart
    $14.40
    • Discounted from $16.00.

    Written by Roy Thomas. Prince Namor finds himself fighting for his life against bizarre creatures in an arena of death! 32 pages, FC. Cover price $0.12.

    If you add this item to your want list, we will email you when it becomes available.

    41 mycomicshop users have this issue on their want list.
    3 mycomicshop users have added this issue to their want list within the past six months.

  • Item #55850137
    Actual item pictured; not a generic image.
    Zoom Front Cover
    Sub-Mariner (1968 1st Series) #12 VG/FN 5.0
    Tags: Sub-Mariner
    Published Apr 1969 by Marvel.
    Add to cart VG/FN 5.0 Add to cart
    $13.50
    • Discounted from $15.00.

    Written by Roy Thomas. Prince Namor finds himself fighting for his life against bizarre creatures in an arena of death! 32 pages, FC. Cover price $0.12.

    If you add this item to your want list, we will email you when it becomes available.

    41 mycomicshop users have this issue on their want list.
    3 mycomicshop users have added this issue to their want list within the past six months.

  • Item #56709318
    Actual item pictured; not a generic image.
    Zoom Front Cover
    Sub-Mariner (1968 1st Series) #12 VG/FN 5.0
    Tags: Sub-Mariner
    Published Apr 1969 by Marvel.
    Add to cart VG/FN 5.0 Add to cart
    $40.00

    Written by Roy Thomas. Prince Namor finds himself fighting for his life against bizarre creatures in an arena of death! 32 pages, FC. Cover price $0.12.

    If you add this item to your want list, we will email you when it becomes available.

    41 mycomicshop users have this issue on their want list.
    3 mycomicshop users have added this issue to their want list within the past six months.

  • Item #58044145
    Actual item pictured; not a generic image.
    Zoom Front Cover
    Sub-Mariner (1968 1st Series) #12 VG/FN 5.0
    Tags: Sub-Mariner
    Published Apr 1969 by Marvel.
    Add to cart VG/FN 5.0 Add to cart
    $12.15
    • Pen marking on interior.
    • Discounted from $13.50.

    Written by Roy Thomas. Prince Namor finds himself fighting for his life against bizarre creatures in an arena of death! 32 pages, FC. Cover price $0.12.

    If you add this item to your want list, we will email you when it becomes available.

    41 mycomicshop users have this issue on their want list.
    3 mycomicshop users have added this issue to their want list within the past six months.

  • Item #56132614
    Actual item pictured; not a generic image.
    Zoom Front Cover
    Sub-Mariner (1968 1st Series) #12 VG+ 4.5
    Tags: Sub-Mariner
    Published Apr 1969 by Marvel.
    Add to cart VG+ 4.5 Add to cart
    $45.00
    • This is a consignment item. A 3% buyer's premium ($1.35) will be charged at checkout. It has been graded by mycomicshop's experienced graders.

    Written by Roy Thomas. Prince Namor finds himself fighting for his life against bizarre creatures in an arena of death! 32 pages, FC. Cover price $0.12.

    If you add this item to your want list, we will email you when it becomes available.

    41 mycomicshop users have this issue on their want list.
    3 mycomicshop users have added this issue to their want list within the past six months.

  • Item #58187215
    Actual item pictured; not a generic image.
    Zoom Front Cover
    Sub-Mariner (1968 1st Series) #12 VG+ 4.5
    Tags: Sub-Mariner
    Published Apr 1969 by Marvel.
    Add to cart VG+ 4.5 Add to cart
    $11.25
    • Discounted from $12.50.

    Written by Roy Thomas. Prince Namor finds himself fighting for his life against bizarre creatures in an arena of death! 32 pages, FC. Cover price $0.12.

    If you add this item to your want list, we will email you when it becomes available.

    41 mycomicshop users have this issue on their want list.
    3 mycomicshop users have added this issue to their want list within the past six months.

  • Item #59497598
    Actual item pictured; not a generic image.
    Zoom Front Cover
    Sub-Mariner (1968 1st Series) #12 VG+ 4.5
    Tags: Sub-Mariner
    Published Apr 1969 by Marvel.
    Add to cart VG+ 4.5 Add to cart
    $11.25
    • Discounted from $12.50.

    Written by Roy Thomas. Prince Namor finds himself fighting for his life against bizarre creatures in an arena of death! 32 pages, FC. Cover price $0.12.

    If you add this item to your want list, we will email you when it becomes available.

    41 mycomicshop users have this issue on their want list.
    3 mycomicshop users have added this issue to their want list within the past six months.

  • Item #57603387
    Generic image: not a scan of the item in this listing.
    Sub-Mariner (1968 1st Series) 12
    Sub-Mariner (1968 1st Series) #12 Very Good
    Tags: Sub-Mariner
    Published Apr 1969 by Marvel.
    Add to cart Very Good Add to cart
    $9.90
    • Discounted from $11.00.

    Written by Roy Thomas. Prince Namor finds himself fighting for his life against bizarre creatures in an arena of death! 32 pages, FC. Cover price $0.12.

    If you add this item to your want list, we will email you when it becomes available.

    41 mycomicshop users have this issue on their want list.
    3 mycomicshop users have added this issue to their want list within the past six months.

  • Item #59045140
    Generic image: not a scan of the item in this listing.
    Sub-Mariner (1968 1st Series) 12
    Sub-Mariner (1968 1st Series) #12 Very Good
    Tags: Sub-Mariner
    Published Apr 1969 by Marvel.
    Add to cart Very Good Add to cart
    $10.35
    • Discounted from $11.50.

    Written by Roy Thomas. Prince Namor finds himself fighting for his life against bizarre creatures in an arena of death! 32 pages, FC. Cover price $0.12.

    If you add this item to your want list, we will email you when it becomes available.

    41 mycomicshop users have this issue on their want list.
    3 mycomicshop users have added this issue to their want list within the past six months.

  • Item #59368671
    Generic image: not a scan of the item in this listing.
    Sub-Mariner (1968 1st Series) 12
    Sub-Mariner (1968 1st Series) #12 GD+ 2.5
    Tags: Sub-Mariner
    Published Apr 1969 by Marvel.
    Add to cart GD+ 2.5 Add to cart
    $7.29
    • Discounted from $8.10.

    Written by Roy Thomas. Prince Namor finds himself fighting for his life against bizarre creatures in an arena of death! 32 pages, FC. Cover price $0.12.

    If you add this item to your want list, we will email you when it becomes available.

    41 mycomicshop users have this issue on their want list.
    3 mycomicshop users have added this issue to their want list within the past six months.