Collectors League Platform Guide

How to use the platform

Step-by-step guidance for submissions, Collectors Toolbox tools and The Shelf Marketplace. This guide is aligned to current Collectors League services, including grading, Ling’rPrint verification, authentication-only services for non-card items, registry-linked records and return shipping workflows.

2 WaysLeagueAi® or Quick Submit
ToolboxCollection, reports and alerts
The ShelfBuy and sell eligible items

Submitting for Services

Submitting for grading and related services

You can submit using either LeagueAi® for guided entry or Quick Submit for fast quantity-based card submissions. Service availability depends on the item type and service selected.

LeagueAi® guided submission

  1. Open LeagueAi®.
  2. Select the relevant category such as Collector Card, Sealed Product or Memorabilia.
  3. Choose the appropriate service, such as grading, pre-assessment or another available guided option.
  4. Upload the required images. For cards, this generally means front and back.
  5. Confirm the detected item details.
  6. Complete your contact and submission details if prompted.
  7. Review your service selection and submit the request.

Quick Submit card workflow

  1. Open Quick Submit.
  2. Select the number of cards you are submitting.
  3. Choose the grading service and any available upgrade options.
  4. Select the appropriate return shipping option.
  5. Add any notes or supporting details if required.
  6. Submit the order and complete checkout where prompted.
Quick Submit is built for card grading submissions. Authentication-only services apply to non-card items only.
Service Alignment

Current service types on the platform

The platform guide is aligned with the live Collectors League service structure.

Grading & encapsulation

  • Built for eligible card submissions.
  • Includes authentication review during the grading workflow.
  • Includes NFC chipped slab label, Ling’rPrint DNA ID, registration and a full detailed report for eligible graded submissions.

Ling’rPrint verification

  • Available as a separate identity-backed verification service.
  • Supports matching and deeper identity continuity where applicable.
  • Return shipping applies in addition to the service fee where required.

Authentication only

  • Applies to non-card items only.
  • Used for memorabilia and other eligible collectibles requiring authentication without card grading.
  • Certificate and registry options may apply where relevant.
Collectors Toolbox

Collectors Toolbox tools and features

Access these tools through the Collectors Toolbox section of the platform navigation.

My Collection

  • View submissions and graded items.
  • Open certificates and detailed reports.
  • Manage collection entries and registry-linked records.
  • List eligible graded items on The Shelf marketplace.

Only eligible graded items with completed system records can be listed through marketplace workflows.

Portfolio

The Portfolio provides a structured overview of your entire collection and helps collectors track value, activity and growth over time.

  • View the total estimated value of your collection.
  • Track individual item values and market movement.
  • Monitor grading outcomes and registry-linked items.
  • Understand collection performance and long‑term trends.

Authentication Check

  1. Upload the front image. Back image is recommended where supported.
  2. Run the authenticity check.
  3. Review the resulting warnings, indicators or guidance.

Grade Predictor

  1. Upload front and back imagery where prompted.
  2. Run the prediction workflow.
  3. Review the estimated result and image quality feedback.

Market Trends

Market Trends provides collectors with insights for both buying and selling decisions.

Thinking of buying

  1. Search using a detailed item description.
  2. View current marketplace listings where available.
  3. Review active market prices and available purchase opportunities.
  4. Open listings directly to inspect or buy items.

Thinking of selling

  1. Search for the item you are considering selling.
  2. Review price guidance and recent market signals.
  3. See insights on whether the market suggests holding or selling.
  4. Use suggested pricing strategies when listing on The Shelf or other marketplaces.

Price Alerts

  1. Enter the item details.
  2. Set the target price.
  3. Create and manage alerts from your account.
The Shelf Marketplace

Buying and selling on The Shelf

The Shelf is designed around verified items, collection-linked visibility and stronger transaction confidence.

Buying on The Shelf

  1. Browse available listings.
  2. Open the item certificate or linked record to verify details where available.
  3. Place a purchase offer or submit a barter offer.
  4. Complete checkout once the seller accepts the offer.

The Shelf supports traditional purchases as well as barter offers between collectors.

Selling on The Shelf

  1. Go to My Collection.
  2. Select an eligible graded item.
  3. Choose the Shelf listing option.
  4. Enter the asking price and confirm the listing.
  5. Review purchase offers or barter proposals from buyers.

Marketplace notes

  • The Shelf supports direct purchases as well as barter offers.
  • Buyers can offer trades using their own Shelf listings plus or minus cash adjustments.
  • Registry transfer is included for members as part of member benefits.
  • Non-member transfers may incur an administration fee.
  • Eligible seller payouts and transfer handling follow the platform wallet workflow.

Need pricing before you submit?

Review current grading tiers, Ling’rPrint verification, authentication-only services and return shipping options before starting your submission.

View Pricing
Start Submission