Card
Biorhythm
Mana cost {6}{G}{G}
Each player's life total becomes the number of creatures they control.
Game Changer: not allowed in brackets 1–2, counts as one of the three allowed in bracket 3. Part of 12 known combos, 12 of them two-card. 2 official rulings.
- Commander
- Legal
- Game Changer
- On the official list — none allowed in brackets 1–2, at most three in bracket 3.
- Printing
- Rare · 9ED · #231
- Cheapest printing
- €11.69
- EDHREC salt
- —
- Color identity
- Green
Bracket
- B1 Exhibition — not allowed: Game Changers are not allowed
- B2 Core — not allowed: Game Changers are not allowed
- B3 Upgraded — counts toward 3 Game Changers: Counts toward the 3 Game Changers allowed
- B4 Optimized — allowed: No restriction beyond the banned list
- B5 cEDH — allowed: No restriction beyond the banned list
Why
- On the official Game Changers list
- Two-card combo with Damnation, Austere Command, Wrath of God, Nevinyrral's Disk, Supreme Verdict, Damn, Cleansing Nova, Rout, Magus of the Disk, Kindred Judgment, The Echoverse Fulcrum, Nevinyrral, Urborg Tyrant (none of them early)
How Lotus Vault estimates a bracket
Bracket: Lotus Vault analysis, with Commander Spellbook flags
Combos
12 known combos, 12 of them two-card.
- Biorhythm + Damnation
Produces: Draw the game, Each opponent loses the game
View on Commander Spellbook - Biorhythm + Austere Command
Produces: Draw the game, Each opponent loses the game
View on Commander Spellbook - Biorhythm + Wrath of God
Produces: Draw the game, Each opponent loses the game
View on Commander Spellbook
Combos: Commander Spellbook
Rulings
- 2004-10-04 · Wizards of the Coast
If a player controls no creatures when this resolves, their life total will become zero and they will lose the game. - 2004-10-04 · Wizards of the Coast
This spell causes the player to lose or gain enough life to change to the new life total.
Rulings: Scryfall · Wizards of the Coast