Get Balloon KH III Sora spirit part!
Get Balloon KH III Sora spirit part! is a series of one quest in Kingdom Hearts Unchained χ / Union χ, in which the Player is granted the Balloon KH III Sora Spirit Part. In the English version, it was available as a bonus for buying the Weekly Jewels Extravaganza from September 16 to 22, 2019.