MerryChristmas2021 is a simple Christmas-themed puzzle game in which you don't have to drag and drop items, just swap them by clicking on them. The game has 20 levels, each puzzle consists of 35 elements. At the beginning of the game, the hint is given for 5 seconds and then disappears. With the right decision, the game itself will move to the next level. I have my choice and you can start playing at any level. The difficulty of the game is simple, suitable for both adults and children. Merry Christmas.