Welcome to the winter special of this awesome bike stunt game, Moto X3M 4: Winter.Complete every level as fast as you can to earn 3 stars, which you can use to unlock new riders. Perform front or backflips for extra seconds and try to finish all levels with 3 stars to name yourself a professional X3M rider. Have fun with Moto X3M 4: Winter! Moto X3M 4, Moto X3M 4 Winter, motorcycle game, stunt bike game, racing game, winter game, unlock riders, 3 star challenge, front flip, back flip, motorcycle stunts, mobile game, racing, motorcycle racing, action game, free game, iOS, Android