PERTH, AUSTRALIA - MARCH 31: Michael Hartley of the Bombers takes an overhead mark during the 2018 AFL round 02 match between the Fremantle Dockers and the Essendon Bombers at Optus Stadium on March 31, 2018 in Perth, Australia. (Photo by Will Russell/AFL Media)

Essendon defender Mitch Brown will miss his side's clash with Port Adelaide at Etihad Stadium due to a calf complaint.

Michael Hartley comes in for the Bombers and will play his third game for the Bombers this season.

Port Adelaide enter the game as named.