Underworld Rush is a challenging car driving game that has 9 levels even spread across the three different areas in the underworld. As you drive through each level, you will be collecting the coins which you can use to purchase upgrades after the completion of each level. The purchasing of the upgrades ought to be done wisely because that will have a serious impact on your performance in the next level. The spookiness in the air will keep increasing as the levels increase but the best choice for you is to concentrate on your driving more than anything else.