The The Dark Knight Pack Add-on for LEGO Batman 3: Beyond Gotham has 5 trophies - 5 bronze.
Set both Free Play characters as Bane (Dark Knight Rises) and Scarecrow (Batman Begins)
Defeat Batman (Dark Knight Trilogy) as the Joker (Nurse) character
Complete the Dark Knight level
Complete the Dark Knight level after achieving True Hero status
Complete the Dark Knight level with all Minikits unlocked