Between reprints, Commander sets, Universes Beyond, Secret Lairs, and more, Magics total number of cards has ballooned over the years
Arvinox, the Mind Flail Although its a bit expensive, and more importantly, doesnt have any kind of evasion, Arvinox, the Mind Flail is a card that fits in theft decks as it benefits from previously stolen permanents by becoming a 9/9
A cards presence or absence from a Core Set could have a significant impact on what the tournament scene looked like
Same goes for Cleopatra and Sokrates
However, grading can be expensive, and if your card doesn't come back with the grade you expected, you're understandably going to be disappointed
Trying to use it to force through your combo is only viable against the slowest of decks that apply zero pressure