Block Defender is an interesting tower defense game that combines defense games and digital puzzle games. The gameplay is similar to 2048. The rules of the game are very simple. You need to control all the squares to move in the same direction. If you are a fan of digital games, don't miss this game. It combines defense and number puzzle game types. Two next same number blocks will integrate into one block with a higher number. Those blocks will attack the red blocks to protect the home.