Complete ''Arkham Barely Believe It''

Finish the game on Normal Mode

Unlock every enemy file in the status menu

Fight Nightmare a second time and prevail

Survive an encounter with Nightmare

Defeat Griffon

Complete ''S.T.A.R.S. In Your Eyes''

Fight Nelo Angelo a second time and prevail

Unlock 50% of all entries for every enemy file in the status menu

Purchase all of Dante's Skills

Get the x10 combat multiplier

Complete all collectible sets

Complete a Blue Orb