Biorhythm
SLCSecret Lair Countdown/#58/2026RareBorderlessFull artReprint
Game changerColour IDMV 8
Current paper retail
ManaPool$46.84
TCGplayer$16.62
Paper retail history (USD)
2 providers
Latest $46.84High $48.68Low $40.89▲ 12.4%
Market and collecting
Market overview
$16.62TCGplayer, USD, retail, nonfoil
Latest observation: 2026-11-09
7d▼ 8.1%30d▼ 8.1%90d▼ 8.1%
90d high
$18.09
90d low
$16.62
Paper printings priced
4
Currently 1st
Cheapest paper printing
$16.62
Secret Lair Countdown
- Down 8.1% over the last 2 days on TCGplayer.
- Currently 8% below its 90 day high of $18.09.
- This is the cheapest paper printing of the card currently priced (4 priced in total).
- Foil copies of this printing carry a 68% premium over nonfoil.
Find this printing on eBayView on TCGplayerAffiliate. MTGPrices may earn from qualifying eBay and TCGplayer purchases.
Collect
Play
Compare printings (4 priced)
Gameplay and rules
Sorcery
Each player's life total becomes the number of creatures they control.
Card capabilities
Sorcery
Derived deterministically from card types, Oracle text and keywords. Not a strategic evaluation.
Format legality
Primary formats
Eternal formats
Digital formats
Rulings (2)
wotc4 Oct 2004
This spell causes the player to lose or gain enough life to change to the new life total.
wotc4 Oct 2004
If a player controls no creatures when this resolves, their life total will become zero and they will lose the game.
Similar cardsOpen Card Finder →
Ranked by shared capabilities, colour identity, mana value and type. Never by strategic judgement.
About this card
Biorhythm
Biorhythm is a Sorcery, with mana cost {6}{G}{G} (mana value 8). Printed 4 times across MTG sets.
Format legality: Commander: legal, Modern: legal, Standard: not_legal, Pioneer: not_legal, Legacy: legal, Pauper: not_legal.
Current headline price on TCGplayer: $16.62 (down 8.1% over 30 days).
Frequently asked
Biorhythm FAQ
How much is Biorhythm worth?
The current TCGplayer USD retail price for Biorhythm is $16.62. It is down 8.1% over the last 2 days. Over 90 days it has ranged from $16.62 to $18.09.
What is the cheapest printing of Biorhythm?
The cheapest currently priced paper printing is from Secret Lair Countdown at $16.62 on TCGplayer.
What is the most expensive printing of Biorhythm?
The most expensive currently priced paper printing is from Ninth Edition at $105.04 on TCGplayer.
How many printings of Biorhythm are there?
Biorhythm has been printed 4 times in English paper sets that MTGPrices tracks.
What set was Biorhythm first printed in?
The earliest English paper printing that MTGPrices tracks is from ONS #247, released 2002-10-07.
What is the newest printing of Biorhythm?
The most recent English paper printing that MTGPrices tracks is from SLC #58, released 2026-11-02.
Is there a foil version of Biorhythm?
Yes. On this printing, foil copies trade at $27.99 versus $16.62 for nonfoil, which is 68% more expensive on TCGplayer.
Is Biorhythm legal in Commander?
Yes, Biorhythm is currently legal in Commander per Scryfall's legality feed.