Provided is a transformable toy including a vehicle body having a lower surface provided with wheels and an upper surface opposite to the lower surface, and a straight-running driving assembly disposed in the vehicle body. The vehicle body includes at least two sections, a rotation driving assembly is disposed between two adjacent sections of the vehicle body and configured to drive the at least two sections of the vehicle body to rotate relative to each other to transform the vehicle body; when the at least two sections of the vehicle body rotate relative to each other into a transformed state, the vehicle body is in a rollable shape; when the at least two sections of the vehicle body rotate relative to each other into an unfolded state, the vehicle body runs under the action of the straight-running driving assembly.