Value is driven as much by the Pokemon or item depicted as by technical rarity
For the longest time this was thought to be an error and done by accident, but thanks to the info presented in this thread by @styluspt , we now know it was most likely intended as the first English Secret Rare card instead
This is the holy grail card, incase you were wondering
Spend this mana only to cast an instant or sorcery spell or to gain a Class level." : Level 3 Whenever you cast an instant or sorcery spell, that spell deals damage to each opponent equal to the number of instant and sorcery spells you've cast this turn
1 Trainer $90,000 A card that served as a ticket to a mysterious and exclusive tournament
This is easier once you have something like Panharmonicon, Yarok, the Desecrated, or just clones of Reaper King from Helm of the Host that allows you to remove multiple permanents with each scarecrow you play