Mulligans
Really good fun this. I have also been doing pretty good with it (over 50% so far at rank 3/4).
New cards Toxfin, Hench-Clan Hogsteed, Hench-Clan Hag.
Hench-Clan Hag and Nightmare Amalgam both have excellent synergies with Zilliax, which you can then buff like a Murloc!