After activating the Remote Terminal, you can find this character on the roof of the Police Station. Use a flying character to reach her. In her boss fight, she will attack you with melee attacks. Dodge her attacks and hit her three times to defeat Catwoman. When you remove her three hearts, you can buy her for 125,000 studs.
On the right side of the Police Station, you will find a broken Gold Door in front of the station door. 30 Gold Bricks are needed to build it. When you have 30 Gold Bricks, build the Gold Door to reveal Commissioner Gordon. He costs 125,000 studs.
In the Police Station parking lot, you ll find a console with two remote controls. Activate one of these to control a small car with a big hammer and start a car smashing minigame. In said minigame, smash all the little red cars to reveal this Red Brick. It costs 200,000 studs.
On the right side of the Police Station parking lot, you will find a blue box with an orange handle. Use a character with super strength to pull the orange handle and destroy the blue box to reveal this Gold Brick.
On the east side of the panel with Robin's Ice Suit where you can begin your journey to the seventh Gold Brick of Wayne Tower, you will find five bouncing phone booths. Destroy them quickly to reveal this Gold Brick.
At the end of the road on the right side of the Police Station, you will find a panel with Robin's Acrobat Suit. Put it on as Robin, climb a blue and white pole on the right, and then climb three walls. Next, grab two handholds on the right and then scale a wall to reach the roof above. Follow the path of studs, perform stunts on a pole, and then use a zip line to reach a distant platform. Stunt several poles on the left, follow the path of studs and climb a white and blue pole on the right. When you finish climbing the pole to reach an upper walkway, transform into a trackball, move to the platform on the right and run towards the container to open it and reveal a panel with the Magnet Suit. Put it on, climb the metal wall on the left, and use a grappling hook on a bat symbol to reach a platform. Climb the building by grabbing handholds and scale a metal wall on the right to reach the upper roof of the building. Use a magnet to remove a metal lid on a panel in the lower left corner and put on the Hazard Suit. Jump into the pond in the upper right corner to fill your orange chemical meter and go to the orange chemical tank in the center. Throw orange chemicals into the orange hole to destroy the chemical tank and get this Gold Brick.
After purchasing the Penguin's Submarine, hop on it and complete a water race to obtain this Gold Brick.
At the end of the road on the right side of the Police Station, head into the alley on the right to find this Civilian in Peril trapped in a block of ice. Use a laser character to thaw the ice and save this civilian.
At the end of the road on the left side of the Police Station, head left to find this Civilian in Peril being eaten by a carnivorous plant. Destroy the Carnivorous Plant's three weak points to save this civilian. (Recommended to do it with a Batarang.)