Element Crash

The world has been torn a sunder. The elements have wreaked havoc and are now trying to destroy the earth. A crazy inventor has developed a experimental element cannon to exploit each elements natural weakness. Chunks of fire, water, rock and air are drifting closer to our world and needs to be stopped. The key to protecting earth is the elements natural weakness.? Survive the endless waves of debris? Defeat the boss of each wave? Compete against friends with leaderboards.