Considering the intensity of the Adelaide-Port Adelaide rivalry, it’s incredibly ironic that the Crows’ entry to the AFL in 1991 came after a bull-headed own-goal from the Power. Yet that's exactly what happened as South Australian football was plunged into chaos when the AFL looked to expand into the state.

In this fourth episode of AFL Team Builders, inaugural Adelaide leaders Graham Cornes (coach), Bill Sanders (General Manager and CEO) and Mark Bickley (player) detail all the controversy and drama as the Crows took flight.