Cheshire Cat
Cheshire Cat is a Common Evolve Medal in Kingdom Hearts Unchained χ / Union χ.
One Cheshire Cat Medal is used to evolve a ★ Medal to 2★.
You can obtain Cheshire Cat Medals by completing the ★ Evolve Medals quest in the ★-3★ Evolve Medals series of Special Quests on Fridays.
Cheshire Cat Medals can also be obtained by defeating Pretenders in Quest 63 and Quest 80.