Professor Birch's Observations
Market value
Updated 8/5/2026$0.25
est. marketTCGPlayer · by variant
| Variant | Low | Market | High |
|---|---|---|---|
| Unlimited | $0.25 | — | $0.25 |
| 1stedition | $0.25 | — | $5.00 |
Where to buy
Affiliate links — your purchase supports the project at no extra cost.