Max MacKinnon, better known as Esoterik and previously known as MC Eso, is an Australian rapper from Sydney, New South Wales and is one third of the Aussie hip-hop group Bliss n Eso, alongside MC Bliss and DJ Izm. With the group, he has released six albums and two EPs.

On October 10, 2017, he changed his alias to Esoterik following his overcoming of drugs and alcohol addiction.

it is only right that I return to the origin of my imagination with the name ESOTERIK, which is the original source of light that Eso spawned from. I am ESOTERIK and a new dimension awaits, come with me and let’s see just how deep the rabbit hole goes.

As a solo artist, he has released two singles, “Sunny Days” and “Purple Haze”. He has also released one studio album, My Astral Plane (2018).