"Aural Psynapse" is an instrumental track by deadmau5. While it was made in 2001 and uploaded to SectionZ under "Halcyon441" which was his alias at the time. It was also on his self-released compilation deadmau5 Circa 1998-2002. Zimmerman previewed a remake in April 2011 through Ustream while it was a work in progress, noting it was originally "a track [he] made [...] ten years ago". The remake even uses a sample from the original 2002 release. It was first played live in August 2011 during the Meowingtons Hax Tour.

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