Home Petris 2Tomatoes Games 2TPT01 €21.95 Petris is a game of controlling bacteria. Each player is a scientist who has to control the propagation of the bacteria under their supervision. Those bacteria are hungry and they are always looking for food in adjacent Petri dishes. Watch out! If left alone in a Petri dish bacteria will eat a lot and reproduce… making it much more difficult to control them! Add to basket