These happened because both games used some of the same printing facilities in the late 1990s and early 2000s
If you are still looking to make cuts then it is one of the Enchantress Effects
The best checker starts with a clear card photo, identifies the Pokemon, set number, rarity, edition, language, and condition, then compares recent sold prices rather than active listings only
I have to give kudos to Wizards for announcing a lot of products, specifically Universes Beyond that are a brave departure from the mainly fantasy aesthetic of Magic and have upset quite a few fans
Managing something like this at a competitive level would be horrific but, given that cards that have to be banned keep getting printed, maybe its best to just accept that things dont always need to be competitive to be entertaining