Fantasia Mickey A
Fantasia Mickey (Japanese: ファンタジアミッキー Fantajia Mikkii) is a common Evolution medal in Kingdom Hearts Unchained χ / Union χ.
Three Fantasia Mickey medals in addition to two 5★ Good Fairy medals of the matching color are used to evolve a 5★ medal to 6★.
You can obtained Fantasia Mickey medal by completing the High level mission in Evolution Daily Dungeon on Friday or by beating a high level Guard Armor or Guard Armor Subspecies.