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Mallard is the world's fastest steam engine. He is the brother of Spencer, and the cousin of Gordon and Flying Scotsman.

Bio Edit

When undergoing a trial run in July of 1938, Mallard achieved the top speed record for steam locomotives at a speed 126 mph, a record which still stands today.

When Thomas visited the National Railway Museum in 1990, Mallard was one of the engines present during his visit.