Instructions to Use Your MJ Holding Mystery Box Grading Coupon

First time grading with CGC? Follow the simple steps below to complete your submission.

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Thank you for your interest in grading with CGC!

To use your grading coupon found in the MJ Holding Mystery box, please follow these instructions:

  1. Sign up for a free or paid membership here

  2. Fill out our online submission form (Use Quick Submit to save time!)

  3. Use code CGCCARDS2025 at checkout

Terms & Conditions

  • One-time use only

  • Discount applies to grading fees only, and does not include JSA autograph services, add-on services or shipping fees

  • Limited to card submissions

  • Cannot be used with any other offers

  • Expires March 31, 2026

Instructions to Use Your MJ Holding Mystery Box Grading Coupon | CGC Grading