3rd Anniversary Countdown Event!

3rd Anniversary Countdown Event! (海外版3周年カウントダウン, Kaigai-ban 3 Shūnen Kauntodaun, lit. "Overseas Edition 3rd Anniversary Countdown") is a series of six quests in Kingdom Hearts Unchained χ / Union χ, one per day, to count down to the 3rd anniversary of Kingdom Hearts Union χ. It was available from April 1 to 6, 2019 in both versions.

• Avoid the Hidden Foes!
• Open Only the Real Chests!
• Defeat Only the Target!
• Avoid the Hidden Foes! (2)
• Open Only the Real Chests! (2)
• Defeat Only the Target! (2)