Professor Birk
Market value
Updated 8/5/2026$0.60
est. marketTCGPlayer · by variant
| Variant | Low | Market | High |
|---|---|---|---|
| Normal | $0.14 | $0.60 | $19.98 |
| Reverse Holo | $1.78 | $3.39 | $31.00 |
Where to buy
Affiliate links — your purchase supports the project at no extra cost.