Matches cells with numbers of the same value to make 2048. Use the arrows or the WASD keys to match 2 cells with the same value (ex: 2 cells 2 are 4, 4 cells 4 are 8, 8 cells 8 are 16, 16 cells 16 are 32, 32 cells 32 are 64, 64 cells 64 are 128, etc,..)
