Halloween 2048 is a festive holiday themed version of the matching puzzle game 2048. When you play 2048, you use the arrow keys to…Halloween 2048 is a festive holiday themed version of the matching puzzle game 2048. When you play 2048, you use the arrow keys to merge similar tiles. If you merge two tiles with the same number on them, the number on your tile doubles. You can win the game by reaching 2048.