Biorhythm (231★)
9ED · Ninth Edition · rare
| Mana cost |   |
|---|---|
| Mana value | 8.0 |
| Type | Sorcery |
| Rarity | rare |
| Colors | G |
| EDHREC rank | 9639 |
Each player's life total becomes the number of creatures they control.
"I have seen life's purpose, and now it is my own." —Kamahl, druid acolyte
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Printings
Price history
Latest prices
| Provider | Type | Normal | Foil | Etched | Date |
|---|---|---|---|---|---|
| tcgplayer | retail | $34.64 | $93.24 | — | 2026-09-27 |
| manapool | retail | — | $99.36 | — | 2026-09-27 |
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Legality
| Format | Status |
|---|---|
| Modern | Legal |
| Legacy | Legal |
| Vintage | Legal |
| Commander | Legal |
| Penny | Legal |
| Oathbreaker | Banned |
| Premodern | Legal |
| Predh | Legal |
| Duel | Legal |
Rulings
- 2004-10-04: If a player controls no creatures when this resolves, their life total will become zero and they will lose the game.
- 2004-10-04: This spell causes the player to lose or gain enough life to change to the new life total.