Has extra space for tokens ect specific for your deck
To give the book a test drive, I devised a spread for learning more about a job offer that a friend of mine was awaiting (She texted me earlier in the day to inquire about this situation)
You can also busy yourself between duels by disassembling unwanted cards to generate new ones
Some of the specific sets and blocks that focused on kindred interactions were Onslaught block, Lorwyn block, Innistrad block, and Ixalan block, to name a few
They can be used as replacement pieces, character pieces if you want to add some flair or if there arent enough pawns
This inevitably leads to the acquisition of hundreds, nay thousands, of newly acquired, low-value Pokemon cards sitting on a desk in your house