Quick and fun 2D puzzle high-score game.
Look through a microscope and discover a small world made of ever expanding cells of 3 colors.
Launch a cell against one of the same color to make them both disappear.
Launch it against a cell of a different color and a new cell of the third color will be created.
But beware! Cells are aging and become sick and dark. They might spread out and contaminate the whole system...