Right Leg of the Forbidden One (The Lost Art Promotion, Limited) fell 7.3% to $18.83 on Oct 21, 2026, the biggest one-day drop among Yu-Gi-Oh singles priced $20 or more, per TickerMint.
Source: TickerMint (tickermint.cards), Oct 21, 2026. https://tickermint.cards/wire/2026-10-21-yugioh-top-decliner