Death Run 3D unblocked game is a challenge against challenges. If you trust your reflex, this game is for you. It is very important to be fast and careful in the game. With the slightest carelessness, you disappear and lose the game. While you are traveling through the tunnel, the lighted cubes come towards you. You have to escape from these lighted cubes to avoid losing the game. The main rule of success in the game is to have a strong reflex. If you have a good reflex, you will be the winner of the game.