PORT ADELAIDE has gained a future second round pick in a draft night pick swap with Fremantle.

The Power have added a future 2020 second round pick, and a fourth round selection the 2019 draft, in an exchange with the Dockers.

In return, Port Adelaide has sent a pair of third round picks West.

Another pick exchange with Carlton saw the Power receive picks 22 and 55 for pick 20.

Port Adelaide will enter the remainder of the draft armed with picks 22, 55, 60, 61 and 83.