It is recently:

http://talesfromthecards.wordpress.com/2014/09/24/deck-building-101-part-13-testing-a-deck/

In this thread we can post some decks that win in solo these 4 quests.... how about? ^^

First deck it has won the 4 quests:

http://susurrosdelbosqueviejo.blogspot.com.es/2014/07/el-heredero-de-isildur.html

Heroes: Aragorn leadership · Imrahil · Sam (leadership gondor deck)

It is in spanish, but you can see the cards in the list anyway...