Until September 2019, when a former WotC employee named Chris Nitz was tracked down and shown one of the test prints
Here's some of them: Rhystic Study, Necropotence, Dig Through Time Card Draw: Bojuka Bog, Scrubland, Tundra, Underground Sea, Godless Shrine, Hallowed Fountain, Watery Grave, Tainted Isle, Urborg, Tomb of Yawgmoth, Marsh Flats, Flooded Strand, Polluted Delta, Drowned Catacomb, Glacial Fortress, Isolated Chapel, Adarkar Wastes, Caves of Koilos, Underground River Lands: Sol Ring, Mana Crypt, Talisman of Progress, Talisman of Dominance Ramp: Fabricate, Demonic Tutor, Enlightened Tutor, Vampiric Tutor, Grim Tutor Tutors: Upgrading from the sample list is straightforward
The Final Fantasy MTG set will launch on June 13, so it's not too much longer to wait now
Of course, I would like to work with them again
Blasphemous Act Whats the deal with Innistrad sets and board wipes that include a cost reduction