Based on this post from @shiganaimtg, we can expect three separate Secret Lair drops with the following themes: Game Over : Features five cards depicting main story antagonists and final bosses, like Sephiroth, Ultimicia, and Sin
Feathered Fun: The Chocobo Bundle Chocobos are back and brighter than ever
Disney Lorcana Challenge Illumineers across the globe will soon be able to compete in the Disney Lorcana Challenge , a new competitive event circuit for the Disney Lorcana TCG
With the massive popularity of the game, it had been hard for the team to scale events, distribution, local organized play, and media all at the same time

Here are the full lists of each card in each set: Secret Lair x Final Fantasy : Game Over Final Fantasy VI Merciless Poisoning Sorcery (Toxic Deluge) Final Fantasy VII Meteorfall Sorcery (Star of Extinction) Final Fantasy VIII Absorb into Time Sorcery (Temporal Extortion) Final Fantasy X Spiras Punishment Sorcery (Day of Judgment) Final Fantasy XV Unseat the Usurper Sorcery (Praetors Grasp) Secret Lair x Final Fantasy: Grimoire Final Fantasy VII Aeriths Curaga Magic Instant (Heroic Intervention) Final Fantasy IX Vivis Thunder Magic Instant (Lightning Bolt) Final Fantasy X Yunas Holy Magic Sorcery (Prismatic Ending) Final Fantasy XIII Hopes Aero Magic Instant (Cyclonic Rift) Final Fantasy XV Noctis Death Magic Sorcery (Damn) Secret Lair x Final Fantasy: Weapons Final Fantasy VII Clouds Buster Sword Artifact (Umezawas Jitte) Final Fantasy X Tidus Brotherhood Sword Artifact (Sword of Truth and Justice) Final Fantasy X Yunas Sending Staff Artifact (Staff of the Storyteller) Final Fantasy XIV Gaias Dark Hammer Artifact (Colossus Hammer) Final Fantasy XVI Clives Invictus Blade Artifact (Blade of Selves) And heres a gallery I made showing how all of them look

Best Early Game Cards When your mulligan doesnt work out, Mulan Disguised Soldier helps out by cycling through the deck a little