Should You Grade Your Trading Cards? A Beginner’s Guide to Grading

Grading trading cards has become an essential part of the hobby for collectors and investors alike. Whether you’re into Pokémon, Magic: The Gathering, Yu-Gi-Oh!, or other popular TCGs, submitting cards for professional grading can offer both peace of mind and long-term value. But is it right for you—and what should you know before you start?

What Does Card Grading Actually Mean?

Grading is the process of sending a trading card to an independent company to have its condition professionally evaluated. The card is reviewed for aspects like:

• Surface quality (scratches, print lines)

• Corners (sharpness and wear)

• Edges (nicks, whitening)

• Centering (alignment of the artwork or borders)

Once reviewed, the card is sealed in a tamper-proof case (known as a “slab”) and given a numerical grade—usually from 1 (Poor) to 10 (Gem Mint or equivalent). This grade can significantly affect its resale value or desirability.

Why Grade Your Cards?

Here are a few of the main reasons people choose to grade their trading cards:

1. Authentication

Grading confirms your card is real, especially important for high-value or vintage cards that are prone to counterfeits.

2. Protection

Once graded, your card is encased in a sealed holder that shields it from dust, scratches, moisture, and general handling damage.

3. Value & Resale

A professionally graded card, especially one with a high score, can significantly increase in value. Graded cards are also easier to list on marketplaces with buyer trust already built in.

4. Display

Graded cards make great collectibles to showcase. The slab adds weight, polish, and a more premium feel to prized pieces in your collection.

When Should You Grade a Card?

Not every card is worth grading. Here are a few questions to ask yourself:

• Is the card rare or in high demand?

• Is it in excellent condition (at least near-mint)?

• Will the graded version be worth significantly more than the raw version?

• Are you planning to keep, display, or resell the card?

For example, a common card—even if it looks perfect—may not be worth grading if the graded market value doesn’t justify the grading cost.

How to Tell if Your Card Might Grade Well

Before sending a card off, inspect it under bright lighting or using a magnifier:

• Surface: Look for any scratches, print lines, or dirt.

• Corners: Are they sharp and free of wear?

• Edges: Check for chipping, whitening, or any visible marks.

• Centering: Does the artwork sit evenly within the borders?

You can also use card grading preview tools online, but it’s always a good idea to compare with high-resolution images of other graded cards to build your eye.

Is There a Risk to Grading?

Yes. Submitting a card doesn’t guarantee a high grade. If your card comes back with a lower-than-expected score, its resale value might not increase—and could even drop compared to a raw copy in better perceived condition.

Also, grading costs vary, and you’ll usually need to factor in postage and insurance too. So make sure you’ve done the math on whether it’s worth it for the specific card you’re submitting.

Final Thoughts: Grading Can Be Worth It—But Be Smart

Grading is a fantastic way to protect, authenticate, and potentially increase the value of your best cards. But it’s not something you want to do without careful consideration. Start with cards you truly value—whether for personal reasons or market value—and learn the basics of condition evaluation before sending them in.

Want to Try Grading Your First Card?

At TCG Online Sales, we grade our cards through AGS, a company using AI-assisted technology for consistent and transparent grading.
If you’d like to try them out click here, and you’ll get 20% off your first submission when you sign up.