There are i did a quick google search and there are a few, controlled by Football [3] and AFL[3] clubs, maybe the Rebels could approach the clubs that control them.
googled the grounds for the stats
Lakeside Stadium, capacity 12, 000 seating 7,400, controlled by the South Melbourne Football Club.
Knights Stadium, in Sunshine North, capacity 12, 000, 3500 seated, corporate facilities 250, controlled by the Melbourne Knight Football club
Princess Park, 13, 000 capacity mostly seating, corporate facilities, controlled by Carlton AFL club.
Windy Hill, 10, 000 capacity some seating, controlled by Essendon AFL club.
Casey Fields, some seating, AFL controlled.
Epping Stadium, 10,000 capacity some seating, good Hill, controlled by Whilltsea Zebras Football club.