Selected printing · USD
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Biorhythm
{6}{G}{G} · Sorcery
Each player's life total becomes the number of creatures they control.
Rulings (2)
Oct 4, 2004 · If a player controls no creatures when this resolves, their life total will become zero and they will lose the game.
Oct 4, 2004 · This spell causes the player to lose or gain enough life to change to the new life total.
LegacyLegal
VintageLegal
ModernLegal
PioneerNot legal
StandardNot legal
PauperNot legal
PremodernLegal
Where it’s played now
Inclusion by archetype · Premodern
% of archetype's lists running it · last 30 days · n=28 decks
| Archetype | Format | Inclusion | Copies | Decks (n) |
|---|---|---|---|---|
| Gruul Survival | Premodern | 10.7% | 2× | 28 |
Price
Biorhythm — price trend
Daily cheapest printing · USD · last 90 days · n=17 snapshots
$31.92▲ $1.15 since Jun 13, 2026
Jun 13, 2026 · $30.77Jun 29, 2026 · $31.92