Available to all FINAL FANTASY XV players as a free update, the event introduces a new in-game quest titled ?Adventurer from Another World,? wherein Noctis embarks on a journey with the mysterious Miqo?te ?Y?jhimei? to Perpetouss Keep, which concludes in a fierce battle with Garuda from FINAL FANTASY XIV. Players who complete the quest will receive special edition FINAL FANTASY XIV-themed costumes as a reward.
Release Dates:
? December 12th North America
? December 13th Europe
? December 13th Japan

https://finalfantasyxv.square-enix-games.com/

...