Plague of Infinite Dinomancer

How to:

0. Make sure Curel Dinomancer is the highest cost card in your deck!

1. Survive till you discard Dinomancer with Expired Merchant.

2. Play a Dinomancer 

3. Copy that Dinomancer with Faceless Manipulator, get its deathrattle doubled with Baron Rivendare or … and thats the best part, play Umbra and then kill/or play Dinomancer

4. Have a board of unkillable 5/5 minions

WEAKNESSES:

Expired Merchant           < Silence, Sap, Devolve, Transform, Hex
Dinomancer                     < Silence, Sap, Devolve, Transform, Hex
Board of Dinomancers   < Mass Silence, Vanish

Have fun