TCG Price Index – Pokémon, One Piece & Riftbound
Pokémon TCG, One Piece TCG & Riftbound TCG price index: sold listings, market price, and graded (PSA) price history — collector-first analytics.
Search any card, see market price and sold listings, and stay current as the Index expands.
🚀 Actively shipping — 45 updates in last 7 days
AI Grading Readiness & Risk
Visual analysis of grading risk from front and back card images.
Image-based · No grades or predictions
Temporarily unavailable while we upgrade this feature. Coming back soon.
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Pokémon
LiveLive Pokémon TCG pricing, sales history, and population data across vintage and modern sets. Built for serious collectors tracking real market activity.
Riftbound
Early AccessBrowse Riftbound card sets and individual cards in early access. Market data coverage is expanding as sales ingestion rolls out.
One Piece
Early AccessExplore One Piece TCG sets and individual cards in early access. Market data coverage is expanding as sales ingestion rolls out.
📊What is JK Index?
JK Index is a TCG price index built for collectors. We track sold listings, market price, and graded (PSA) price history for Pokémon TCG, One Piece TCG, and Riftbound TCG across major marketplaces.
Data coverage varies by TCG as new ecosystems are onboarded.
Currently supported: Pokémon TCG • Riftbound TCG (Early Access) • One Piece TCG (Early Access)
👑The Kingdom's Quest
The Kingdom began with a mission: collect every 1st Edition Jigglypuff and make it the most iconic non-holo in Jungle. What started as one collector's passion became a community — and the foundation for JK Index.