Battle the Upright & the Reversed

Battle the Upright & the Reversed (アップライトリバースバトル, Appuraito Ribāsu Batoru, lit. "Upright Reverse Battle") is a series of three quests in Kingdom Hearts Unchained χ / Union χ, in which players can obtain Event Coins to unlock the Booster [Sora & Peter Pan] Board. It was available from February 22 to 28, 2019 in both versions.

• Eliminate the Eliminator
• Defeat the Upright Defender
• Defeat the Reversed Defender