UK Released DVD/Blu-Ray item. It MAY NOT play on regular US DVD/Blu-Ray player. You may need a multi-region US DVD/Blu-Ray player to play this item. Five more episodes from the first series of the CGI-animated franchise in which the Autobots and Decepticons return to do battle once again. This time around, Bulkhead and Arcee have to investigate a strange energy signal. The episodes are: 'Operation: Breakdown', 'Crisscross', 'Metal Attraction', 'Rock Bottom' and 'Partners'.