MCC Island (Minecraft Java Edition): Jingle Jam Rewards pack!
MCC Island is a free-to-play Minecraft: Java Edition server with games from MC Championship. The Jingle Jam Rewards pack gifts the user with a bunch of useful goodies, including a Mastery Key; giving access to one of MCC Island's most prestigious Cosmetics. Use your key, open the Mastery Gate, and find out what you get!
As well as the Mastery Key, the rewards pack also comes with: