Pooh is Inkable which makes him a better fit for this deck, while instead of adding Ink to your Inkwell from the top of your deck, you can Ink whatever is in your hand
Some players run upwards of 30 copies of the base card in their deck, and if you wanted to do that with this stunning reprint, it would set you back a loan's worth of money, but at least you would have the fanciest deck around
The Jaguar is better
Some cheap cards will be better later on
Of course, Jumbo Cactuar will have a big ol target on its spikey back as soon as it hits the battlefield, so its worth attaching indestructible or hexproof to it to prevent it from reaching an early grave
As an example, thanks to The One Ring and the other serialized cards, we know exactly how many Collector Booster packs they printed of both the Holiday Edition and the summer edition