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Card data and images from Scryfall. Card roles from the Scryfall Tagger project. Prices are estimates and may be out of date.

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Biorhythm | MTG Deck Rec

Biorhythm

Biorhythm

Sorcery

Each player's life total becomes the number of creatures they control.

Legal in Commander
Game Changer
About $34.29

What it does

set life total

View on Scryfall

Art from Biorhythm by Ron Spears

Cards that do the same job

In Biorhythm's colors, best fit first. Paste your deck to see replacements picked for your commander.

Platinum Emperion−$14.89

Commanders whose decks run it most

Witherbloom, the BalancerIn 31% of 62 decks

Prices are Scryfall estimates from Oct 19, 2026.

Deck counts come from decks shared publicly on Archidekt, counted only since the card came out.

Tree of Redemption−$33.57

The Endstone−$31.62

Elderscale Wurm−$31.34

The Golden Throne−$24.63

Eternity Vessel−$18.92

Soul Conduit−$33.78

Lich's Mirror−$27.52

Mirror Universe+$335.61

Shaman of Forgotten Ways−$27.92

Long Rest−$34.14

The Unbeatable Squirrel Girl

In 9% of 58 decks

Raph & Mikey, TroublemakersIn 5% of 57 decks

Quandrix, the ProofIn 4% of 55 decks

Xyris, the Writhing StormIn 3% of 59 decks

Marwyn, the NurturerIn 3% of 61 decks

The Serpent SocietyIn 2% of 52 decks

Brigid, Clachan's HeartIn 2% of 53 decks

Savra, Queen of the GolgariIn 2% of 54 decks

Selvala, Explorer ReturnedIn 2% of 54 decks

Kudo, King Among BearsIn 2% of 55 decks

Trostani, Three WhispersIn 2% of 55 decks