Extreme's development began shortly after Bloody Roar 3 was completed. While prior entries in the series were on Sony consoles, the decision was made to move to Nintendo's GameCube primarily because of its hardware specifications.
Following the completion of Bloody Roar 3, Extreme's development began. The earlier titles in the series had been for Sony consoles; nevertheless, the shift to Nintendo's GameCube was due to its superior hardware features.