Like most Magic: The Gathering cards, the value of Phyrexian Arena depends on a few consistent factors: its rarity, the printing and finish (regular or foil), its physical condition, and the set it was printed in (Phyrexia: All Will Be One)
Whether you are protecting rare vintage cards, buying tournament sleeves, organizing binders, or grading collectibles, knowing the correct dimensions helps prevent mistakes and preserve value
NONE THE LESS I USE COUNTERS
I hate having to play one-card answers like this, but if they're going to print a card that destroys Enchantments AND graveyards, I don't have Magic cards left if that spell resolves and I would prefer not to scoop to a dumb card
And if you ever had a high school teacher who taught physics using a squirrel-chasing character named Cletus, please drop a comment
But Finkel applies his card skills to the market to find opportunities where he thinks the odds are clear