Ecclesia and the Dark Dragon (Burst Protocol, 1st Edition) fell 9.3% to $53.04 on Oct 18, 2026, the biggest one-day drop among Yu-Gi-Oh singles priced $20 or more, per TickerMint.
Source: TickerMint (tickermint.cards), Oct 18, 2026. https://tickermint.cards/wire/2026-10-18-yugioh-top-decliner