Petri Dish is an online browser game. No downloading or registration. Click and play. Instant immersion. This is the main principle of this game and what made it so popular - the greatest simplicity. In the game, you are born on the map, gain weight and try to get to the top, like hundreds of other players. Gain weight, devour other players, be the strongest and the biggest. This is not just TOP-1, this is real domination!