It's like the golden five of shitty airdrop tokens.
All of the exchanges above is not good enough for a project raised millions of dollars.
PayPie is only on EtherDelta. PayPie raised $24 million. Their market cap is $148 million now. It was over $200 million yesterday.
https://coinmarketcap.com/currencies/paypie/#chartsIf PlayKey have progress to show, the price will go up regardless of the exchange.
But if you think about it, you can compare paypie with populous which is more than billion dollars.
Playkey is needs to show something before to take off.