Elfnote Lucina (Burst Protocol, 1st Edition) fell 32.9% to $22.28 on Oct 15, 2026, the biggest one-day drop among Yu-Gi-Oh singles priced $20 or more, per TickerMint.
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Source: TickerMint (tickermint.cards), Oct 15, 2026. https://tickermint.cards/wire/2026-10-15-yugioh-top-decliner