News & methodology

How each price and screen is built, and dated market notes written from the catalog's own reads. Signals, not tips.

How CardGameInsight prices a card, and why one live read beats four estimates

Every price on the site is either an observed read from a named source or an estimate badged as such. Here is the rule that keeps the two apart, the day it mattered, and the printing mistake it caught.

CardGameInsight Desk · Sep 15, 2026 · 6 min read