The theme of fellowship and working together translates really well to a cooperative game. To just get a feel for the deck in a quick practice run or just habitually over and over to see what kind of draws they get.
CCG players did something called gold fishing, where they would deal themselves a starting hand and then play-through a couple imaginary turns against an imaginary opponent. And I was judging tournaments in the CCG hall. How did The Lord of the Rings: TCG come about? Why a narrative-driven, co-op card game that would be continuously updated?