The AFL-owned Marvel Stadium.Credit:Getty Images/Quinn Rooney
Smaller games in the group phase,the round of 16 and a quarter-final will be hosted at AAMI Park as grounds with a capacity of 30,000 are allowed to host matches of that status.
"It wouldn't make a lot of sense to have a semi-final with a stadium that's only got a capacity of 30,000,"Nikou said on Friday.