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If Motormaster or Ironhide - Steadfast Brawler have three Cargo Trailer attached to them and they combine, can the Cargo Trailers be transferred over to the new Combiner even though the new Combiner is not a Truck? If so, can you transfer all three Cargo Trailers or just one?

You can transfer all three Cargo Trailers.
Source: Wizards of the Coast (2019-02-01)    【Link to Ruling】
Tags: Combiner