It doesn't have the giant hulking creatures that Tyranid Swarm boasts, nor the crazy Cascade antics of The Ruinous Powers deck, but it looks to be a tightly synergistic, powerful Commander deck all the same
Some players spend absurd amounts of money to own specific cards
though, might be the non-Cat cards
9 Fruitcake Elemental The original Holiday Promo card, Fruitcake Elemental is a play on the holiday tradition of either buying or baking a terrible fruitcake and then passing it around to family and friends for the next sixteen years until someone decides to toss it out
At the earliest, you'd play it on Turn 2 and hope to hit a land or a 0 or 1
Having copies of this card is very good, considering that you can crew all the copies (or make them crew themselves!) and attack in the air for a ton