Go into the backdrops and change the red text to what difficulty you want. Simple: 3 Fights: Each have 1-2 phases. Moderate: 5 Fights: Each have 1-4 phases. Difficult: 7 Fights: Each have 1-6 phases. Unforgiving: 9 Fights: Each have 1-8 phases. Fateful: 11 Fights: Each have 1-10 phases. Destructive is a hidden difficulty, to obtain it, you need to beat 5 fateful rounds. There are 2 others that will be listed below: Unimaginable and Null Unimaginable requires 10 Fateful Rounds and 2 Destructive Rounds Nil requires 15 of all difficulties, except itself.