Don't forget to place/claim a chest under the tree at Summerhold spawn for a Christmas present! Don't celebrate Christmas? Let's call it a holiday tree then.
Well, some lucky soul with get the new MKII Ender Dragon. The MKII has been upgraded so it seeks out the person who releases him from the box and kills him over and over again, mercilessly for a week or until killed by that one person. No, no one can help this person, he is the only person that can damaged the MKII. But we can give this one person moral support by pointing and laughing furiously.