This was fun to play. 

Combo is simple:

Preliminary steps: 

1) Play Raza the Chained

2) Play Shadowreaper Anduin

3) When you have the Combo pieces at hand, play Emperor Thaurissan.

4) Empty your hand, board, and leave only the combo pieces at hand. 

The Combo:

1) Play [Hearthstone Card (Reckless Experimentor) Not Found]

2) Next Play Mecha'thun

3) Voodoo Doll the [Hearthstone Card (Reckless Experimentor) Not Found]

4) Voidform the Voodoo Doll

5) End Turn.

6) Enjoy the fireworks! 

Warning: Do not use Hemet, Jungle Hunter before you have the Voodoo Doll in your hand!

Note: This deck is still under construction. So feel free to make changes yourself and update about results.