UNDERVAL

Collect smarter.
Know what it's worth.

Use real market data to find CGC comics and PSA Pokémon cards below estimated fair value, understand long-term performance, and build a smarter collection.

Free to join. No credit card required.

✓ Fair Value Estimates ✓ Historical Sales ✓ Market Trends ✓ Deal Discovery
TWO MARKETS. ONE PLATFORM.

Research the collectibles you care about.

Explore grade-level market data across investment-grade comics and iconic Pokémon sets.

CGC
UNIVERSAL GRADE
9.0
Amazing Spider-Man #1 CGC comic
CGC COMICS

Comic Analytics

Research key comic issues across Golden, Silver, Bronze, and Copper Age titles.

CGC Universal 40+ Key Runs
Explore Comic Analytics →
PSA
GEM MINT
10
Charizard #4 Base Set Pokémon card
PSA POKÉMON

Pokémon Card Analytics

Analyze vintage Pokémon cards by PSA grade, including Base Set Unlimited, Shadowless, and 1st Edition.

PSA Graded Vintage Sets
Explore Pokémon Cards →
DATA YOU CAN ACTUALLY USE

One place to understand the market.

Go beyond a single price estimate. Underval helps you understand what a collectible may be worth, how its market is moving, and where opportunities exist.

01

Know What It's Worth

Compare estimated fair value with recent sales and time-based averages for individual grades.

Underval fair value and recent sales analytics
02

Understand the Trend

Analyze historical growth, price trends, sales activity, and long-term market performance.

Underval historical price trend analytics
03

Find Better Buys

Discover listings priced below estimated fair value and spend less time searching the market manually.

Underval listings below estimated fair value
FROM DATA TO DECISION

Turn sales data into useful answers.

Search a comic or Pokémon card and quickly compare grade-level pricing, sales history, growth, and current market activity.

Search Choose a title, issue, set, or card.
Analyze Understand value and market performance.
Discover Find listings below estimated fair value.
Underval collectible analytics dashboard
START COLLECTING WITH BETTER DATA

Research your next collectible with Underval.

Create a free account and start exploring comic and Pokémon card market data.

Sign Up Free
Join hundreds of collectors already using Underval.
GROWING MARKET COVERAGE

Built around collectible markets that matter.

COMICS

Key Comic Runs

Amazing Spider-Man, X-Men, Fantastic Four, Avengers, Batman, Incredible Hulk, Daredevil, Silver Surfer, and dozens more.

Browse Comic Price Guides →
POKÉMON

Vintage Pokémon Sets

Base Set Unlimited, Base Set Shadowless, and Base Set 1st Edition, with additional Pokémon sets coming to Underval.

Browse Pokémon Price Guides →

Frequently Asked Questions

What is Underval? +
Underval is a collectibles analytics platform for researching CGC-graded comics and PSA-graded Pokémon cards. It combines historical sales data, estimated fair values, market trends, and current listings to help collectors better understand the market.
What comics and Pokémon cards does Underval track? +
Underval tracks CGC Universal Grade comics across many key Golden, Silver, Bronze, Copper, and Modern Age titles. Pokémon coverage currently focuses on PSA-graded vintage cards, beginning with Base Set Unlimited, Shadowless, and 1st Edition.
Does Underval track individual grades? +
Yes. Underval analyzes collectibles at the individual grade level so collectors can compare pricing and market performance for specific CGC comic grades and PSA Pokémon card grades.
Is Underval free? +
Yes. You can create an Underval account for free and begin researching collectible market data. Additional analytics and features are available with Underval Premium.
 

Legal Disclaimer
Underval is a platform designed to provide information about the potential value of collectibles based on data analysis. We do not provide investment advice, and any information provided on our platform is for informational purposes only. While we strive to offer accurate and reliable data, the decision to purchase any collectible should be based on your own research and judgment. Underval does not guarantee the accuracy, completeness, or reliability of any information provided, and we shall not be held liable for any actions taken based on the content available on our platform. By using Underval, you acknowledge and agree to these terms.