You earn Pack Points every time you open a new Booster Pack, and you can use the accumulated in-game currency to browse for specific virtual Pokemon TCG Pocket cards, right on the booster pack page
You can only use each of the following effects of "Infernoble Knight Turpin" once per turn
Its often helpful to slightly deviate from the generic build of a certain deck by including one or more cards for counterplay against tough matchups
Diffusion Sliver Diffusion Sliver gives ward-like defense for your individual slivers, and if a player wants to overspend on removal of one of your creatures, chances are you can handle it
Dark Ascension, Avacyn Restored, and Magic 2013 are already available to browse and/or purchase
When I played, I was constantly earning Shinedust, which can be used to create specific cards