This could have happened for a multitude of reasons
Its the end of an era
Others will argue that Pokmon cards, especially high-end, graded examples, are a legitimate alternative asset class and will continue to outperform many traditional investments
Nobody would blame you (or your wallet) from blanching at those numbers, but prospective Pokmon TCG collectors might find an accompanying auction for a Base Set 1st edition holographic Charizard more in their price range
If you're interested in how these will play in Limited formats, check our Modern Horizons 3 Limited Set Review where we rate all the cards, and our MH3 Sealed Guide if you're specifically interested in Sealed or our MH3 Draft guide for, well, Draft
Unfortunately, thats what I value most in a commander, and Giselas fine but unexciting