I s Rick Deckard a replicant, an advanced bioengineered being? Is a fictional test designed to distinguish a. In the movie, Luv wears this dress when she first meets K. The Voigt Kampff test it self that is determines who is human is designed to distinguish a. The bigger of which are the questions used during the test to distinguish between replicants and humans, called the Voight-Kampff test when that happens.