In LEGO Batman: Legacy Of The Dark Knight, there's a Red Brick locked behind a vault in the Iceberg Lounge, requiring a 3-digit code to open.

While exploring the Iceberg Lounge in the Carmine Falcone main story mission, you'll come across a large safe filled with money and a visible Red Brick.

LEGO Batman: Legacy of the Dark Knight includes redeem codes tied to official LEGO sets. Here’s every confirmed code reward, ...