Guardian combines marketplace prices, recent sold listings, graded-card estimates, and cross-market checks into one daily card value. We separate raw and graded prices where data is available, ignore obvious outliers, and update card pages as new market data arrives.
Biorhythm [Foil], a card from the Magic: The Gathering 9th Edition set, holds an Unknown rarity and is numbered #231. Currently valued at $62.64, it is sought after by collectors for its unique mechanics and foil variant. As a strategic card that affects the life totals of players based on their creature counts, it has found a niche in both casual and competitive play, contributing to its market value.
Track Biorhythm [Foil] price trends, view grading values, and get market alerts on Guardian TCG. Updated daily with data from multiple sources.
How much is Biorhythm [Foil] from Magic 9th Edition worth?
Biorhythm [Foil] from Magic 9th Edition is currently worth $62.64 in 2026. Prices are updated daily from multiple sources.
How rare is Biorhythm [Foil] in Magic 9th Edition?
Biorhythm [Foil] is a Unknown card from the Magic 9th Edition set in Magic: The Gathering.
Is Biorhythm [Foil] going up in value?
Biorhythm [Foil] has decreased 0.0% in the last 7 days and decreased 0.0% in 30 days. Current Guardian Estimate: $62.64.
Where can I buy Biorhythm [Foil]?
You can compare prices and buy Biorhythm [Foil] on TCGPlayer, eBay, and CardMarket. Guardian TCG tracks live prices from all three sources — current Guardian Estimate: $62.64.
How much is Biorhythm [Foil] from Magic 9th Edition worth?
Biorhythm [Foil] from Magic 9th Edition is currently worth $62.64 in 2026. Prices are updated daily from multiple sources.
How rare is Biorhythm [Foil] in Magic 9th Edition?
Biorhythm [Foil] is a Unknown card from the Magic 9th Edition set in Magic: The Gathering.
Is Biorhythm [Foil] going up in value?
Biorhythm [Foil] has decreased 0.0% in the last 7 days and decreased 0.0% in 30 days. Current Guardian Estimate: $62.64.
Where can I buy Biorhythm [Foil]?
You can compare prices and buy Biorhythm [Foil] on TCGPlayer, eBay, and CardMarket. Guardian TCG tracks live prices from all three sources — current Guardian Estimate: $62.64.