Key Art 12 Challenge
Key Art #12 Challenge is a series of seven quests in Kingdom Hearts Unchained χ / Union χ, in which the Player is granted Key Art #12 Medals for completing objectives. In the English version, it was available as a bonus for buying the Weekly Jewels Extravaganza from November 27 to December 3, 2017 and from December 4 to 10, 2017.
- Jewels & Medals & Quests, Oh My Pt. 1 (Key Art 12)
- Jewels & Medals & Quests, Oh My Pt. 2 (Key Art 12)
- Jewels & Medals & Quests, Oh My Pt. 3 (Key Art 12)
- Jewels & Medals & Quests, Oh My Pt. 4 (Key Art 12)
- Jewels & Medals & Quests, Oh My Pt. 5 (Key Art 12)
- Jewels & Medals & Quests, Oh My Pt. 6 (Key Art 12)
- Jewels & Medals & Quests, Oh My Pt. 7 (Key Art 12)