Elfnote Regina (Blazing Dominion, 1st Edition) fell 16.2% to $19.61 on Oct 16, 2026, the biggest one-day drop among Yu-Gi-Oh singles priced $20 or more, per TickerMint.
Source: TickerMint (tickermint.cards), Oct 16, 2026. https://tickermint.cards/wire/2026-10-16-yugioh-top-decliner