Guides
Original Opencard articles on comparing Pokemon TCG prices, grading expected value, and building a calmer collection process.
How to compare Pokemon TCG prices across JP, HK, and NA
A practical workflow for reading Japanese, Hong Kong, and North American Pokemon card prices without getting misled by currency, fees, or condition mismatch.
8 min read · Updated 2026-07-29
PSA 10 grading EV basics for Pokemon cards
How collectors estimate expected value when submitting Pokemon cards for PSA grading — and the common mistakes that wipe out edge.
9 min read · Updated 2026-07-29
How to read PSA population reports for Pokemon
What PSA pop numbers actually tell collectors, what they hide, and how to use them with price data instead of treating pop as destiny.
7 min read · Updated 2026-07-29
Why Japanese and English Pokemon card prices diverge
The main reasons JP and EN printings trade at different levels — print runs, player demand, grading culture, and liquidity — and how to compare them honestly.
8 min read · Updated 2026-07-29
Build a Pokemon collection watchlist without FOMO
A calm system for tracking cards you care about — targets, conditions, and exit rules — so market movers inform you instead of hijacking you.
7 min read · Updated 2026-07-29
Common Pokemon TCG market mistakes (and fixes)
Frequent pricing and collecting mistakes — condition mismatch, stale comps, ignoring fees, chasing every riser — with concrete fixes.
6 min read · Updated 2026-07-29