As a 28-year-old MTG card, good condition copies of Pandemonium are fairly scarce, so it doesnt take much to move the market
Then in the matchup that you need you'd search out which one you'd need
While the current savings are great, when you consider that many of these cards would have doubled in price over the next year or two had they not been reprinted (see: Manamorphose), the decline is even more important and impressive
Here are my top tips for hunting Pokmon cards (or any collectibles) at Costco: Check the Seasonal/Holiday Aisle: This is often where they stash unique toy bundles, including TCG products
Includes the MTG logo debossed into the plate
Furthermore, as long as you have mana to spare, Emperor Mihail II allows you to pay one extra mana whenever you cast a Merfolk, creating a 1/1 Merfolk token if you do