Hearthpwn

The card that is underrated or is missed but will turn out to be powerful and run in many decks.

I think this sets Corridor Creeper is Cauldron Elemental.

Maybe Baleful Banker?

Darius crowley.

Marsh Drake in rogue is amazing. Play it on 3 after weaponing up or save it for later and combo it with Betrayal to kill their left-most minion. Similarly, it does well in a tempo warrior or face hunter. 

I've reliably gotten a 5/4 on turn 2/3 in all three decks, similar to pre-nerf creeper.

Ratcatcher. 3 mana is probably too cheap.

Hench-Clan Thug, for rogue at least.

I've got 12 win streak with him right now and most of them were against cube-lock.

And here is my list;