PERTH, AUSTRALIA - JUNE 18: Logan Austin of the Power gets tackled by Connor Blakely and Matthew Pavlich of the Dockers during the round 13 AFL match between the Fremantle Dockers and the Port Adelaide Power at Domain Stadium on June 18, 2016 in Perth, Australia. (Photo by Paul Kane/Getty Images)

Port Adelaide youngster Logan Austin has joined St Kilda.

Logan, who was recruited with pick No.69 in the 2014 National Draft, has managed just 13 games in two seasons, including two this year.

He joins the Saints in exchange for next year's future third round pick, while Port have also sent their future fourth round pick to St Kilda.

Meanwhile Collingwood has secure Sydney youngster, Sam Murray.

Murray, who did not make his senior debut for the Swans, has joined the Pies in exchange for their future round two selection. Sydney has also sent pick 70 and its future round three selection to Collingwood.

Murray was recruited in the 2016 Rookie Draft, as a NSW priority zone selection.

Delisted Roo Sam Gibson meanwhile, has been traded to Adelaide in exchange for pick No.91.