Here are a handful of if/then statements that cover the situations
Keep in mind the Average price includes those that have listings that are multiple times more than a card is worth, which can skew that number as well
And Extremely Slow Zombie is so slow, each of the 4 versions is a season of the year while the flavor text starts on BRRRR and ends in AAAAINS. Cards that Care About Other Cards' Properties Cards like capital offense care about the number of times a capital letter appears on a card, while most versions of Sly Spy care about the art or the name of the card
Best MTG cards Swords to Plowshares (Alpha) Eternal Witness (Fifth Dawn) Mana Crypt (HarperPrism Book Promos) Teferis Protection (Commander 17) Mana Drain (Legends) Cyclonic Rift (Return to Ravnica) Paradox Engine (Aether Revolt) Crucible of Worlds (Tenth Edition) Heroic Intervention (Aether Revolt) Itd be easy to simply pick cards like the Black Lotus and call it a day, but we think thats a bit dull
Illustrated by Peter Polach Standard Not Legal Alchemy Not Legal Pioneer Not Legal Historic Not Legal Modern Not Legal Brawl Not Legal Legacy Legal Comp
Ancestral Recall (Alpha Edition) $38,500 CGC Pristine 10 Why It's Valuable: "Draw three cards" for one blue mana