Yu-Gi-Oh!
Polymerization
Quarter Century Bonanza · 051qsec · Quarter Century Secret Rare
Current UK price · near mint
£6.47▲ 6.4%
As of 2026-05-24 · folio price index · last 7 days
About this card
Polymerization is a Quarter Century Secret Rare from Quarter Century Bonanza, part of the Yu-Gi-Oh! trading card game. Track its price, watch its history, and manage your full TCG collection — across 13 games and counting — with folio. Built by collectors, for collectors.