Rev up those engines, collectors! Seibertron.com is hitting the starting line today with two brand new Transformers Collaborative galleries that blast iconic Hot Wheels designs into robot mode for the first time in a turbocharged crossover between Hasbro and Mattel. These figures capture the spirit of classic die-cast legends while adding the mechanical flair only Transformers can deliver, and our latest galleries put both racers under the spotlight with full high-resolution coverage. … View the full Transmission on SEIBERTRON.com.Rev up those engines, collectors! Seibertron.com is hitting the starting line today with two brand new Transformers Collaborative galleries that blast iconic Hot Wheels designs into robot mode for the first time in a turbocharged crossover between Hasbro and Mattel. These figures capture the spirit of classic die-cast legends while adding the mechanical flair only Transformers can deliver, and our latest galleries put both racers under the spotlight with full high-resolution coverage. … View the full Transmission on SEIBERTRON.com.