Syntax was a Spider Demon with scruffy and swept hair and a pencil mustache. After being transformed into a Spider Demon, Syntax's skin and hair were changed into lavender and lime respectively and grew four mechanical spider legs out of his back. His lab coat and lapels were also changed to black and lime respectively. He also obtained black VR goggles. During his transformation into a Spider Demon, Syntax grew four mechanical spider legs out of his back, which could be retracted.