Banish the Heartless!

Banish the Heartless! (ハートレス討伐ミッション, Hātoresu Tōbatsu Misshon, lit. "Heartless Subjugation Mission") is a series of five quests in Kingdom Hearts Unchained χ / Union χ, in which players can obtain Event Coins to unlock Board #1: Sora & Chip & Dale and Board #2: Jewels. It was available from April 14 to 23, 2019 in both versions.

• A Starlight Mission - 1/5
• A Lady Luck Mission - 2/5
• An Olympia Mission - 3/5
• A Stroke of Midnight Mission - 4/5
• A Missing Ache Mission - 5/5