Under Hot Wheels City lurk the Mutant Machines. The result of a failed lab experiment, these half-creature, half-vehicle machines come to life in the Mutation Lab. This exciting set offers great action and imaginative play. Drive in new ways and try to maneuver over fun terrains with these bendable, connectable, creature-like vehicles. The adjustable platform secures the Mutant Machine vehicles then drops them down for a suspenseful free fall. Can you make the jump.