The term 'Designer Mode of 'The Incredibles'' refers to the character Edna, a four-letter word. Edna is a fashion designer and inventor who appears in the 2004 Pixar animated film 'The Incredibles'. She is a close friend of the Parr family and helps them design their superhero costumes. Edna is known for her eccentric personality and her catchphrase 'No capes!' She is voiced by director Brad Bird.