Open Stocking Edit
There are 14 letters: A, C, D, E, H, I, M, N, P, R, T, S, W, Y.
You get them by opening Christmas Stockings.
After 14 days, Christmas Tree won't be available for you to receive Christmas Stockings.
Word Game Edit
Using the letters to spell out the words which will give you rewards.
You can buy Christmas Stockings for 5 diamonds and receive 5% rebate from 2nd to the end of the event.