This is the part 10 of the story walkthrough featuring Superman to help Batman and Robin dealing with the flying Joker vehicle by tearing it apart.
Citizen in Peril
Destroy one of the enemy gunships passing at the early stage.
Shoot all five Joker Boxes floating around on balloons to get Minikit for each one.
Destroy the gold plate on the robot’s right foot then build with the resulting LEGO bricks to have a rocket launcher.
Take down one of the helicopters for a Minikit with the rocket launcher.
After grabbing the Power Suit, switch to Cyborg to remove the blue plate on the robot’s left foot with his magnet power.
Build a gun turret out of the resulting bricks to shoot down five targets.
Use Lex’s Deconstructor to shoot the robot in the crotch.
Use Lex’s Deconstructor to shoot the back of the robot’s left knee by the Power Suit Pad.
After blowing up the left exhaust port on the robot’s back, destroy the appeared three gun turrets.