Viewport Lands: Shock Land Cycle by Chris Ostrowski Breeding Pool, Godless Shrine, Sacred Foundry, Stomping Ground, and Watery Grave by Chris Ostrowski
once both are on the field with a single Squirrel, you can sacrifice the Squirrel to Chatterfang, create a Treasure from the Plunderer, and Chatterfang will see that Treasure and create a new Squirrel
I also really like the idea of adding Drogskol Reinforcements and other protective pieces to let us play damage-based wraths like Chain Reaction and Blasphemous Act
Finally, for those times your opponent moves your Pokemon around, you can use Switch SVI 194 to reset them
You also get a Fabled booster pack for your collection, a quick-start guide, plus tokens and a mini paper playmat