Individual Cards · Onslaught
Biorhythm (247/350) Onslaught
Rare247/350·Released Oct 2002
Biorhythm is a rare green sorcery from the Onslaught set (card #247/350). It sets each player's life total to the number of creatures they control, making it a unique and memorable card for Commander and casual play. Art by Ron Spears.✦ AI summary
BiorhythmOnslaughtMagic: The GatheringRare SorceryMTG
How much is Biorhythm (247/350) Onslaught worth?
As of Aug 12, 2026, the market median price of Biorhythm (247/350) Onslaught is $38.15 on eBay. Across 13 price snapshots tracked by TCGKami, the average is $38.61, ranging from a low of $36.31 (Jul 12, 2026) to a high of $39.84 (Jun 15, 2026), a -4.3% change over the tracking period.
Market median$38.15
Average (tracked)$38.61
Low$36.31Jul 12, 2026
High$39.84Jun 15, 2026
Trend-4.3%
Snapshots13
Data updated Aug 12, 2026 · source: live eBay listings, aggregated by TCGKami
Live Listings
No listings found.
