The Master laughs with his "Master Race". (TV: The End of Time)

Darius Pike was surprised that a Jixen was capable of laughter. (TV: Hound of the Korven)

Having used the Immortality Gate to transform the human race into what he called the "Master Race", the Master laughed out loud in front of the Tenth Doctor. He was joined by numerous members of the Master Race, including Trinity Wells and Barack Obama. (TV: The End of Time)

Laughter was rare among Daleks, to the point that early on in their history, the Daleks in the Dalek City had never heard laughter and were scared of the sound. (COMIC: The Message of Mystery) Some time later, when Jeff Stone visited the Dalek City covertly, however, he hard a room full of Daleks laughing upon learning that some humans were so self-centered as to believe humanity had invented the Daleks. Stone found the sound very unpleasant. (COMIC: City of the Daleks) A Dalek of the Eternity Circle laughed at the War Doctor. (PROSE: Engines of War)

The Reconnaissance Dalek laughed at the Thirteenth Doctor and Team TARDIS, a sound so raspy and off-putting that it took a moment for the humans and Time Lord to recognise it as laughter. (TV: Resolution) Dalek Caan also repeatedly broke into laughter after he had broken the time lock and seen all of time and space, an experience which had seemingly driven him insane. (TV: The Stolen Earth/Journey's End)

The Lady Cassandra O'Brien.Δ17 avoided laughing as it gave her "laughter lines". (TV: The End of the World)

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