PlayTM writes: "For almost 20 years, the iconic Mario Kart series has reigned as the undisputed champion of the kart-racing circuit. However, the critical acclaim and consumer traction so long attributed to Nintendo's racing juggernaut might soon experience something of a seismic shift, leaving Mario Kart choking on the fumes spewing from the twin exhausts of imagination and creativity attached to its first truly worthy challenger."
