Announced at D23 Expo Japan 2018, DeNa and SQUARE ENIX revealed to fans a special collaboration event between Kingdom Hearts Union X[Cross] and Final Fantasy: Record Keeper. The event will last from late February to early March. Players of Kingdom Hearts Union X[Cross] can expect to see the following:
- Final Fantasy Avatar Parts – dress up your characters as classic Final Fantasy jobs.
- Collaboration Multiplayer Battle – (Feb 23 – March 9) A special Heartless boss inspired by an iconic Final Fantasy villain.
- Raid Battle – (March 5 – March 11) Special Heartless comes to a collaboration raid battle.
- Super Difficult Battle Challenge – (March 7 – March 9) A powerful Heartless awaits players who seek a bit of extra challenge.
- Final Fantasy: Record Keeper Gauntlet Challenge – (Feb 22 – March 8) Completing all 20 stages in the event will net rewards for both Kingdom Hearts Union X[Cross] players and Final Fantasy: Record Keeper players as well!
Final Fantasy: Record Keeper players will see their event last from February 22nd to March 8th, and will include Sora and Riku as playable characters and new outfits for Cloud, Squall (Leon), and Tyro.