Breaking the huddle early, Seibertron.com delivers the first full look at Steelsmash and Tundra Prime. Seibertron.com takes the field today with a rivalry matchup worthy of prime time as two new Transformers Collaborative figures line up helmet-to-robot for an NFL x Transformers clash. The Pittsburgh Steelers and Green Bay Packers both send out their newest cybernetic recruits, and our latest galleries give you a sideline view of the action. Out of the tunnel comes Steelsmash, the heavy … View the full Transmission on SEIBERTRON.com.Breaking the huddle early, Seibertron.com delivers the first full look at Steelsmash and Tundra Prime. Seibertron.com takes the field today with a rivalry matchup worthy of prime time as two new Transformers Collaborative figures line up helmet-to-robot for an NFL x Transformers clash. The Pittsburgh Steelers and Green Bay Packers both send out their newest cybernetic recruits, and our latest galleries give you a sideline view of the action. Out of the tunnel comes Steelsmash, the heavy … View the full Transmission on SEIBERTRON.com.