Seal of Discord (Overnumbered) from Spiritforged (Foil) fell $5.56 to $91.24 on Oct 12, 2026, the biggest one-day dollar move among Riftbound singles, per TickerMint.
Source: TickerMint (tickermint.cards), Oct 12, 2026. https://tickermint.cards/wire/2026-10-12-riftbound-dollar-move