Play C4Arena.com unblocked game not with action but with strategy. It’s simple based on having 4 pieces in a row against iO games players. The title may associate something like a minesweeper game. As mentioned above, each player has its turn to drop a piece into game. Placing four pieces in a row horizontally, vertically or bias will make you the winner of round against the current opponent. You may find a random opponent in servers, invite a friend to play online. You also can play against Al which is CPU opponent. The last option is to play against a friend on same device.