red organisms eat blue organisms and meatballs to reproduce, blue organisms eat plants to reproduce. when it lags, click the pink X button. you can place goo that kills organisms, if you want to clear goo, click the "clear goo" button right. with the other two organism buttons red and blue, you can spawn new organisms. space to summon a orange cube that kills everything by pressing up arrow and down arrow it grows or shrinks.
warning: they are some bugs :( virus update by 5 hearts! Comment what happened! i like simulations