I get them there too from time to time. But it's just kind of a fun experiment to translate ebay into SM cards without using a crypto exchange, and I'm using any liquid steem to upgrade my Beta cards.
I think people who funded the kickstarter in the top tiers are probably selling them at that price.
RE: Sold Some Wrist Braces On Ebay, Bought 10 Steem Monsters Packs, Did Worse...