The Khael Rattler is a Mecha that appears to be 'Snake Like.' Once bought, it will already have 6 built-in attacks for you to try such as Cross Sting x2, Tomahawk x2, Constriction and Venom. This Mecha can be bought at planet Westion for 825 Nova Gems. Simply find Jhaek-Ha and Arin-Ha to purchase it.