The answer to the first question takes us to the desks of Brandon Bozzi (a member of the Creative Team responsible for names and flavor text) and Brian Tinsman (a game designer that often works on Magic )
To expedite the process, you can use the Wonder Hourglass to shorten the time (with 1 Wonder Hourglass removing 1 hour)
So, since Ive been using white and black colored pencils for this process, it seemed easy enough to just do one of these tonal drawings in color
You can just drop it, sac it, and youve paid three to do a bad impression of Dig Through Time
While this isnt really economic, and Im not 100% sure you can even trade the cards you get from the theme deck, the one theme deck worth getting is the Emboar one
Haunt the Network, one of its gold signpost uncommons, exemplifies this approach, offering an inevitability-driven game plan you can build around