$ cat cards/giovanni-reyna-usa-gr-b-2022/faq/trading-faq-54.md

How does the swap matcher find matches for the Giovanni Reyna (USA) card?

card: Giovanni Reyna (USA) GR-b (2022) · category: trading

[Concise Summary]

The swap matcher compares your trading partner's duplicates against your missing list. If a match contains GR-b, the tool highlights it in the trades ledger.

[Structured Data Grid]

Match Method	Intersectional Matrix
Match Indicator	Green Highlight for GR-b
Algorithm Accuracy	100% deterministic
Complexity Class	O(N) search lookup

Detailed Investigation & Analysis

The matching logic runs checklist matrix intersections. It reads partner duplicate strings and filters for codes present in your missing list. If a match matches GR-b, the swap is highlighted.

Additional notes for collectors: Ensure checklist entries are verified before confirming trades. Standard trade ratios are calculated relative to card popularity.

[Album Context Specs]

Card Code	GR-b
Official Name	Giovanni Reyna (USA) GR-b (2022)
Estimated Value	$0.52 USD
Album Section	Rookie (2022)
Completion Mode	Required Checklist Item