Each deck will focus on a different game in the long-running JRPG series including FFVI, FFVII, FFX and FFX
Just like Eternal Witness is usually more powerful that Regrowth because you can abuse the creatureness of it, you can flicker, bounce, or recur this for more and more lands (maybe even cards!)

Aberrant Abolish Abrade Acidic Dagger Acidic Slime Acolyte Hybrid Aetherjacket Aethershield Artificer Aftershock Age of Ultron Ainok Survivalist Airship Crash All Shall Smolder in My Wake Altar of Shadows Anchovy & Banana Pizza Ancient Grudge Animate Artifact Annihilating Glare Appetite for the Unnatural Ark of Blight Artifact Mutation Artisan's Sorrow Assassin's Ink Atraxa's Fall Aura Shards Aura of Silence Avatar of Woe Awaken the Maelstrom Bake into a Pie Banishing Slash Bant Charm Bash to Bits Batterhorn Bedevil Blind Zealot Boom Box Boseiju, Who Endures Bounty Agent Bovine Intervention Break Asunder Break Down Break Ties Broken Bond Broken Visage Broken Wings Bronze Tablet Builder's Bane Built to Last Bumbleflower's Sharepot Bumbling Pangolin Burn, Burn, Tree and Fern Cankerbloom Capashen Unicorn Carnivorous Canopy Casualties of War Cathar Commando Caustic Caterpillar Caustic Wasps Cavalier of Dawn Chandler Chomping Changeling Cindervines Citizen's Crowbar Cleanup Crew Coliseum Behemoth Collective Resistance Collision Course Commander Sofia Daguerre Conclave Naturalists Containment Breach Contract Killing

Weve got Dominaria United, Double Masters 2022, a new Universes Beyond Warhammer 40K crossover, and more
At least one was put up for sale, but the only records I found were one sold for $15,000 and another for $13,500