Infected.

Details

This is a very fun puzzle game where you must fight against enemy viruses to save your host! Play through a single player campaign, or online versus one or more of your friends.

Click a piece to select, then click to move.
Moving one square gives you an additional piece: if you move two, you can jump a square, but lose the original.

When player multiplayer, you can create your own game, or join someone elses game. If you want a private game, add a password in create game and give your friends the room number so they can click join private game.