It happened for the qualifying final and now it's happening for the prelim.
Scalpers are cashing-in on tickets to Friday night's Crows v Cats clash at three times their original price.
$157 seats have apparently been spotted at up to $500 on re-sale sights like Viagogo, Ticketmaster Re-sale and E-Bay.
Yesterday, the AFL announced the game at Adelaide Oval is a sell-out but will release any unused club and function seats on Thursday at 2pm.
They're warning ticket holders can only be guaranteed entry to the game if tickets have been bought through an authorised seller.
This comes after dozens of people were turned away at the gate for the Qualifying Final after their tickets had already been used.