How to Play?

Best Free Infection Game. Infection is a great addictive game, which is a lot of fun to play for all gamers! Purpose of the game: In this game you have to consume the bacteria smaller than your bacterium to make your bacterium expand. When big enough, you can make your escape back to the picnic. You have to avoid being consumed by bacteria bigger than you. You can earn bonus points by consuming bacteria with a green sphere around them. How to play: Use the arrow keys to make your infection move around the screen. Move over smaller bacteria to consume them. You lose a life if you move over a bacteria bigger than you. Special tricks: Try to consume the bonus bacteria as soon as you see them. If you consume the bonus bacteria in a streak, your bonus points will multiply.