Biorhythm
Sorcery
Each player's life total becomes the number of creatures they control.
Legalities
- brawl: banned
- legacy: legal
- modern: legal
- pauper: legal
- pioneer: banned
- standard: banned
- vintage: legal
- commander: banned
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.