mtg avatar card sleeves Ultimate Guard Art Magic: The Gathering | Avatar: The Last Airbender each playmat also includes a non avatar card sleeves Ultimate Guard:

Once you start dropping huge pieces like Portal to Phyrexia without paying for them, you snowball aggressively and overwhelm the table with value

Selling locally, you may be able to find someone who is willing to pay TCGplayer or eBay low prices and save yourself the fees

In fact, you probably solve this entire mystery by going to over a WOTC forum and asking them why they're "using the old Pokmon holofoil" they'll stumble over themselves to "Um, actually" you and you'll get your answer

Superior Foes of Spider-Man Superior Foes of Spider-Man was a villain-centric title by Nick Spencer and Steve Lieber from 2013 to 2014