Current list is: BAY BTC BLK BLOCK DASH DGB DOGE DYN PIVX LTC MUE NMC SYS VTC VIA BRK BRX ETH NLG QTUM DCR POT PPC

Videos of various trading pairs on the test net: https://www.youtube.com/channel/UCCDBoR9fHb21bLH7FGvFrQg