Deploy the Cloudburst countermeasures.

What is the Cloudburst?

Destroy the first weapons cache in Gotham City.

Perform 20 fear takedowns.

Obtain a key by completing the second Riddler trial.

Successfully complete the first Riddler trial.

Rescue the ACE Chemical workers.

Kill 30 Enemies with Mk-NDI Grenades

Kill 5 Enemies in a Row with Headshots

Defeat 20 Enemies with Hand-to-Hand Combat

Lock up your first Supervillain in GCPD.

Defeat 20 Enemies by Blind-Firing While in Cover (without aiming)

Hit 3 Enemies with Fish in the Market