Ok, after reading wero's solution (what can I say, I am weak):
Baker in the kingdom, shelters.
5/2
T1: Play 5 coppers, use Baker coin. Buy Stonemason, overpay 4, gain 2 Nomad Camps
T2: Necropolis, Nomap Camp, Nomad Camp, 2 coppers. Buy Stonemason, overpay 4, gain 2 Death Carts, gain 4 ruins. Buy 2 ruins.
6/6 and 12 cards.