Koopa Avalanche

Game description:

Koopa is the turtle from Mario games. In this game you need to help Koopa catch coins that fall from above and avoid spikes and bullets. Bullets are shot horizontally and to avoid them you need to duck with the down arrow. The horizontal movement is controlled with the left and right arrows. If you catch a mushroom, you receive an extra-life.

Game controls:

Left / Right Arrow Keys - Move.
Down Arrow Key - Duck.