Many modern Japanese cards, especially exclusive promos or high-end pull cards (like Special Art Rares), actually sell for higher prices than their English counterparts
When it enters the battlefield, you make a 0/2 Illusion who stops any attacking creature you block with it from untapping in its next untap step
Because it was able to take off in such a way, that helped the Pokmon themselves accrue a cultural cachet that, with a few notable exceptions like Greninja, Lucario, and Zoroark, almost no Pokmon since have been able to match
The game was first released in Japan back in 1996 and made its way to The West in 1999
While its true that we have seen similar cards before - like Blossoming Defense and Tamiyos Safekeeping - this one has the potential to turn your unblocked commander into a lethal threat, or skew combat in your favor when someone overcommitted their attack