4 printings across 3 sets · fair value $0.68 – $3.83
Professor Birch's Observations
XYF · 013/016
None
XYD · 013/018
Professor Birch's Observations - 067/070
XY5-Bt · 067/070
Uncommon
Professor Birch's Observations - 078/070
XY5-Bt · 078/070
Super Rare
