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Mission 4: Carmine Falcone – LEGO Batman Legacy Walkthrough

Before Mission 4 starts, there are two objectives that have to be solved in the Open World of LEGO Batman: Legacy of the Dark Knight. These steps are mandatory and per se a prerequisite for starting Mission 4: Carmine Falcone. This is the full walkthrough of all open-world activities that lead to Mission 4 and Mission 4 itself.

Related Guides:
Mission 2: Infiltration
Mission 3: New Beginnings
LEGO Batman: Legacy of the Dark Knight Hub


Apart from the yellow Skill Brick at the end of the mission, you can also find:

Batcave Trophy: Disco Balls

Find and destroy 5 Disco Balls in this Mission to receive the Batcave Trophy: Disco Balls. Each tree adds up to the total of 170 Trophy Collectibles. Therefore, you will have 5 of 170 Trophy Collectibles after destroying all five Disco Balls.

Here’s where they are:

Red Brick: Filthy Rich

The Red Brick is in the V.I.P. Lounge. Speak to Flass. Then you can find two notes that give a clue about the safe code. You can see the code in the screenshot below.

Red Brick in Open Safe - Carmine Falcone - Lego Batman Legacy of the Dark Knight camzillasmom.com

Wayne Tech Caches

Find and open 5 Wayne Tech Caches in this Mission to receive a total of five WayneTech Chips.

Here’s where they are:

Investigate the Radio Call

You now have access to the open world map. Drive to the next mission destination.
(Coordinates: 295,151)

Tricorner Investigation - Objective map - Lego Batman Legacy of the Dark Knight camzillasmom.com
Tricorner Investigation - Objective destination - Lego Batman Legacy of the Dark Knight camzillasmom.com

Head up to the train station and help the citizen who is being mugged.

Tricorner Investigation - Mugging - Lego Batman Legacy of the Dark Knight camzillasmom.com

Drive to the Break-In

Next is a break-in.
(Coordinates: 192, 167)

Tricorner Investigation - Break-in map - Lego Batman Legacy of the Dark Knight camzillasmom.com
Tricorner Investigation - Break-in location - Lego Batman Legacy of the Dark Knight camzillasmom.com

Grapple or climb up to the roof. Defeat the thugs on the rooftop. Renee Montoya will contact you after.

Tricorner Investigation - Break-in roof - Lego Batman Legacy of the Dark Knight camzillasmom.com
Tricorner Investigation - Break-in thugs - Lego Batman Legacy of the Dark Knight camzillasmom.com

Talk to Renee

Meet Renee Montoya and talk to her as Jim Gordon.
(Coordinates: 147, 192)

Tricorner Investigation - Talk to Renee map - Lego Batman Legacy of the Dark Knight camzillasmom.com
Tricorner Investigation - Talk to Renee - Lego Batman Legacy of the Dark Knight camzillasmom.com

Find the 3 Poster Pieces

Renee has drawn a poster of the suspect, and the three poster pieces are now scattered in the area. They are highlighted on the map. Their coordinates are:
150, 194: At the top of the roof
138, 195: At parking lot 05.
142, 211: At the top of the left storage tank.

Tricorner Investigation - 3 Poster Pieces - Lego Batman Legacy of the Dark Knight camzillasmom.com
Tricorner Investigation - 3 Poster Pieces Rooftop - Lego Batman Legacy of the Dark Knight camzillasmom.com
Tricorner Investigation - 3 Poster Pieces Parking - Lego Batman Legacy of the Dark Knight camzillasmom.com
Tricorner Investigation - 3 Poster Pieces Tank - Lego Batman Legacy of the Dark Knight camzillasmom.com

Talk to Renee

Return and talk to Renee as Jim Gordon. Put the poster pieces together. You have to select the LEGO pieces according to the clue.

Tricorner Investigation - Talk to Renee map - Lego Batman Legacy of the Dark Knight camzillasmom.com

Track Down Cobblepot

Head to the highlighted location in the south of Tricorner and search for Cobblepot in the yellow area. He’s eating fish near the fishmonger. Interact with him to continue with the mission.
(Coordinates: 234, 123)

Tricorner Investigation - Track Down Cobblepot fish map - Lego Batman Legacy of the Dark Knight camzillasmom.com
Tricorner Investigation - Track Down Cobblepot fish location - Lego Batman Legacy of the Dark Knight camzillasmom.com

Stop Cobblepot

Chase Cobblepot with the Batmobile. You have to drive into him many times for him to crash. Pull him out of the car wreck once you have him.

Tricorner Investigation - Track Down Cobblepot caught - Lego Batman Legacy of the Dark Knight camzillasmom.com

Go to Harvey Bullock

Drive to the west of Tricorner (Coordinates: 136, 152) and talk to Harvey Bullock as Jim Gordon and enter the building.

Go to Harvey Bullock - map - Riddle Me This - Lego Batman Legacy of the Dark Knight camzillasmom.com
Go to Harvey Bullock - Riddle Me This - Lego Batman Legacy of the Dark Knight camzillasmom.com

Complete the Mirror Puzzle

How to solve the Mirror Puzzle:
There are three pedestals and a teddy bear. Place the teddy bear on the left pedestal. After solving the puzzle, the Riddler will officially introduce himself.

Go to Harvey Bullock - Riddle Me This - Solve the Mirror Puzzle - Lego Batman Legacy of the Dark Knight camzillasmom.com
Go to Harvey Bullock - Riddle Me This - Solve the Mirror Puzzle left - Lego Batman Legacy of the Dark Knight camzillasmom.com

Complete the Second Mirror Puzzle

Looks like the first Mirror Puzzle was just a warmup. The second puzzle wants you to place a bust, a lamp, and a candlestick in this order from left to right. The candlestick is already there, but on the wrong pedestal. Let’s move it to the right first.

Remember: You can always use “Detect”.

Solve the Second Mirror Puzzle - Riddle Me This- - Lego Batman Legacy of the Dark Knight camzillasmom.com
Solve the Second Mirror Puzzle Candlestick - Riddle Me This- - Lego Batman Legacy of the Dark Knight camzillasmom.com

Now, destroy everything to find the bust and the lamp. The bust is in the pile to the right of the mirror. Pick it up and place it on the left pedestal.

Solve the Second Mirror Puzzle Bust Location - Riddle Me This- - Lego Batman Legacy of the Dark Knight camzillasmom.com
Solve the Second Mirror Puzzle Bust to the left - Riddle Me This- - Lego Batman Legacy of the Dark Knight camzillasmom.com

The lamp is next. Head upstairs and find the lamp next to the desk. Place it on the center pedestal to solve the puzzle.

Solve the Second Mirror Puzzle lamp Location - Riddle Me This- - Lego Batman Legacy of the Dark Knight camzillasmom.com
Solve the Second Mirror Puzzle lamp pedestal - Riddle Me This- - Lego Batman Legacy of the Dark Knight camzillasmom.com

Complete the Third Mirror Puzzle

Move on to the third Mirror Puzzle. This time, you need a lamp and a radio. Destroy everything to find the radio behind one of the shelf units. Pick it up and place it on the right pedestal.

For the lamp, just take the one from the Second Mirror Puzzle and place it onto the left pedestal of the Third Mirror Puzzle. Sneaky one!

Solve the Third Mirror Puzzle Radio Location - Riddle Me This- - Lego Batman Legacy of the Dark Knight camzillasmom.com
Solve the Third Mirror Puzzle Radio Pedestal - Riddle Me This- - Lego Batman Legacy of the Dark Knight camzillasmom.com

Pick up the Riddler Puzzle Box. It is 1 of 9 of the Tricorner World map and one of a total of 121 in the game. Leave the Riddler Room when you’re done.

Riddler Puzzle Box Reward - Riddle Me This- - Lego Batman Legacy of the Dark Knight camzillasmom.com

The Iceberg Lounge is in the far east of the Tricorner district (Coordinates: 238, 154). Take care of the thugs in front and enter. This is the official Mission Start!

Iceberg Lounge map - Back to the Iceberg Lounge - Lego Batman Legacy of the Dark Knight camzillasmom.com
Iceberg Lounge Location - Back to the Iceberg Lounge - Lego Batman Legacy of the Dark Knight camzillasmom.com

Note:
During these open-world activities, you have been rewarded with 4x WayneTech Chips.

Reach the V.I.P. Lounge

After entering the Iceberg Lounge, you are introduced to Shield Enemies and how to defeat them with a dodge roll. Then, grapple up to the lights equipment to work your way to a crawlspace.

Carmine Falcone - Lego Batman Legacy of the Dark Knight camzillasmom.com
Carmine Falcone - First Crawlspace - Lego Batman Legacy of the Dark Knight camzillasmom.com

Batcave Trophy: Destroy 5 Disco Balls

Destroy 5 Disco Balls in this Mission 4: Carmine Falcone to receive the Batcave Trophy: Disco Balls as a reward. Every Disco Ball counts as 1 of 170 trophy collectibles.

The first is just next to the crawlspace. You can also shoot them with the batarang.

Disco Ball 1 of 5 Carmine Falcone - Lego Batman Legacy of the Dark Knight camzillasmom.com

There is a control room at the end of the crawlspace. Here you will be introduced to Security cameras and how to avoid them by throwing a batarang to temporarily disable the camera.

Security Camera On - Carmine Falcone - Lego Batman Legacy of the Dark Knight camzillasmom.com
Security Camera Off - Carmine Falcone - Lego Batman Legacy of the Dark Knight camzillasmom.com

5 Wayne Tech Caches

Find and open 5 Wayne Tech Caches in this Mission 4: Carmine Falcone to receive the 5 Wayne Tech Chips as a reward.

Before going through the control room crawlspace, the first Wayne Tech Cache is in the same control room as the security camera introduction.

Wayne Tech 1 of 5 Carmine Falcone - Lego Batman Legacy of the Dark Knight camzillasmom.com

Exit the control room crawlspace on the other side. Use a batarang to destroy the padlock on the spinning lights. Then switch to Jim Gordon and use his Foam Sprayer to block the mechanism.

Lights Padlock - Carmine Falcone - Lego Batman Legacy of the Dark Knight camzillasmom.com
Lights Foam - Carmine Falcone - Lego Batman Legacy of the Dark Knight camzillasmom.com

Batcave Trophy: Destroy 5 Disco Balls

Destroy 5 Disco Balls in this Mission 4: Carmine Falcone to receive the Batcave Trophy: Disco Balls as a reward. Every Disco Ball counts as 1 of 170 trophy collectibles.

The second is after the control room crawlspace. Throw a batarang to destroy it.

Disco Ball 2 of 5 - Carmine Falcone - Lego Batman Legacy of the Dark Knight camzillasmom.com

With the lights no longer moving, you can now cross over to the other side. There is another camera here. Shoot it with a baterang to reach the other side. The door with the label Warning: Restricted Area is locked, but you can grapple towards the windows on the same level.

Second Camera - Carmine Falcone - Lego Batman Legacy of the Dark Knight camzillasmom.com
Second Camera Grapple - Carmine Falcone - Lego Batman Legacy of the Dark Knight camzillasmom.com

Shimmy to the right, and then climb up the rails to the top, where you can reach another crawlspace. As soon as you exit, the objective changes to “Defeat the enemies“.

Shimmy - Carmine Falcone - Lego Batman Legacy of the Dark Knight camzillasmom.com
Shimmy Crawlspace - Carmine Falcone - Lego Batman Legacy of the Dark Knight camzillasmom.com

Speak to Flass

After defeating all enemies, Flass appears, and you can talk to him. Before you do that, consider picking up the Red Brick in the other room and destroying Disco Ball 3 of 5.

Speak to Flass - Carmine Falcone - Lego Batman Legacy of the Dark Knight camzillasmom.com

Red Brick: Filthy Rich

This Red Brick is in the V.I.P lounge in the room with the windows. There is a note on the red couch. When you turn it, it says X96.

Red Brick Red Couch - Carmine Falcone - Lego Batman Legacy of the Dark Knight camzillasmom.com
Red Brick Red Couch x96 - Carmine Falcone - Lego Batman Legacy of the Dark Knight camzillasmom.com

The last two numbers for the Red Brick safe are 9 and 6. Now it is just a matter of trial and error to figure out that the code is 596. There is a second note in Selina’s room that reads “59x”. She will open the door after talking to Flass.

Red Brick in Open Safe - Carmine Falcone - Lego Batman Legacy of the Dark Knight camzillasmom.com

Batcave Trophy: Destroy 5 Disco Balls

Destroy 5 Disco Balls in this Mission 4: Carmine Falcone to receive the Batcave Trophy: Disco Balls as a reward. Every Disco Ball counts as 1 of 170 trophy collectibles.

The third is in the V.I.P. Lounge.

Disco Ball 3 of 5 - Carmine Falcone - Lego Batman Legacy of the Dark Knight camzillasmom.com

Reach Falcone’s Office

After Selina has opened the big door with the snowflake symbol, you will see that the next area is heavily guarded by thugs and cameras. Sneak past them. Then, destroy everything, including the silver fish on the wall, to build a giant fist. Interact with it to blast the door open.

Defeat the thugs inside the kitchen.

Corridor Falcones Office - Carmine Falcone - Lego Batman Legacy of the Dark Knight camzillasmom.com
Corridor Falcones Office Build - Carmine Falcone - Lego Batman Legacy of the Dark Knight camzillasmom.com

Search for the Food Items

Open the fridge to find a huge burger. Place it on the center plate.

Fridge - Carmine Falcone - Lego Batman Legacy of the Dark Knight camzillasmom.com
Fridge Burger - Carmine Falcone - Lego Batman Legacy of the Dark Knight camzillasmom.com

Enter the walk-in fridge and shoot the two cold-air blasters using Jim Gordon’s Foam Sprayer. This will melt the ice, and you can take the ice cream to the plate. Return to the walk-in fridge to find a blue stud.

Walk-in Fridge Blaster - Carmine Falcone - Lego Batman Legacy of the Dark Knight camzillasmom.com
Walk-in Fridge Icecream - Carmine Falcone - Lego Batman Legacy of the Dark Knight camzillasmom.com

For the last food item, shoot the padlock on the kitchen door. It’s another walk-in fridge. Interact with the mechanism and turn it only as far as you can get to the sushi behind the row of fish. Switch to your other character to grab it. Take it to the last plate.

Walk-in Fridge Padlock - Carmine Falcone - Lego Batman Legacy of the Dark Knight camzillasmom.com
Walk-in Fridge Mechanism - Carmine Falcone - Lego Batman Legacy of the Dark Knight camzillasmom.com

Reach Falcone’s Office

You take the cart and ride the elevator up to the next floor with Falcone’s Office. Take down the thugs here, and descend to find more thugs and cameras.

Office Stairs - Carmine Falcone - Lego Batman Legacy of the Dark Knight camzillasmom.com
Office Stairs More Thugs - Carmine Falcone - Lego Batman Legacy of the Dark Knight camzillasmom.com

5 Wayne Tech Caches

Find and open 5 Wayne Tech Caches in this Mission 4: Carmine Falcone to receive the 5 Wayne Tech Chips as a reward.

Before heading down to Falcone’s Office, look for a crawlspace in the “Sha-kham Asylum” sign area. Crawl through to find an electric box. Stop it with Jim Gordon’s Foam Sprayer.

Now you can pick up the power cord and plug it into the slot where the Wayne Tech Cache is locked in. Then, throw a batarang at the foam to restore power and access the Wayne Tech Cache.

Sha-kham Asylum Sign Cord - Carmine Falcone - Lego Batman Legacy of the Dark Knight camzillasmom.com
Sha-kham Asylum Sign Plug - Carmine Falcone - Lego Batman Legacy of the Dark Knight camzillasmom.com

More thugs await in an area called “Falcone’s House of Fun“. Take care of the thugs, then destroy everything. The skull needs to be destroyed. Notice that it has a mechanism in its mouth. Shoot it with Jim Gordon’s Foam Sprayer to destroy it. Now you have all the parts you need to build a catapult. There are bowling balls nearby. Place one in the catapult, then use it to blast a hole in the wall above the door.

Falcones House of Fun - Carmine Falcone - Lego Batman Legacy of the Dark Knight camzillasmom.com
Falcones House of Fun Skull - Carmine Falcone - Lego Batman Legacy of the Dark Knight camzillasmom.com

5 Wayne Tech Caches

Find and open 5 Wayne Tech Caches in this Mission 4: Carmine Falcone to receive the 5 Wayne Tech Chips as a reward.

Heads up! Wayne Tech Cache #3 is in the first part of the playground area. I missed it somehow and will add it after the story playthrough. I know it’s there; story collectibles are in a fixed order.

Grapple through that hole and slide down into the ball pool and a playground area. There are plenty of grapple points here to take down the thugs silently. Red arrows on floors and walls will point the way.

Falcones House of Fun Slide - Carmine Falcone - Lego Batman Legacy of the Dark Knight camzillasmom.com
Falcones House of Fun Next path - Carmine Falcone - Lego Batman Legacy of the Dark Knight camzillasmom.com

Batcave Trophy: Destroy 5 Disco Balls

Destroy 5 Disco Balls in this Mission 4: Carmine Falcone to receive the Batcave Trophy: Disco Balls as a reward. Every Disco Ball counts as 1 of 170 trophy collectibles.

The fourth Disco Ball is in Falcone’s House of Fun.

Disco Ball 4 of 5 - Carmine Falcone - Lego Batman Legacy of the Dark Knight camzillasmom.com

Continue to the second slide and use the grapple points if you want an overview before engaging the thugs down there.

Second Slide Falcone House of Fun - Carmine Falcone - Lego Batman Legacy of the Dark Knight camzillasmom.com

5 Wayne Tech Caches

Find and open 5 Wayne Tech Caches in this Mission 4: Carmine Falcone to receive the 5 Wayne Tech Chips as a reward.

In this pool, right after the slide, there’s a vent (covered with balls but interactable) you can go through to the other side, into a storage room with a Wayne Tech Cache.

Second Slide Falcone House of Fun Vent - Carmine Falcone - Lego Batman Legacy of the Dark Knight camzillasmom.com
Second Slide Falcone House of Fun 3rd Wayne Tech Cache - Carmine Falcone - Lego Batman Legacy of the Dark Knight camzillasmom.com

Reach the next building area, which has a DJ. and a bouncy castle. Block both stereos with Jim Gordon’s Foam Sprayer so you can get past them to slide to the next level.

DJ Boxes Falcone House of Fun - Carmine Falcone - Lego Batman Legacy of the Dark Knight camzillasmom.com
DJ Boxes Foam Sprayer Falcone House of Fun - Carmine Falcone - Lego Batman Legacy of the Dark Knight camzillasmom.com

5 Wayne Tech Caches

Find and open 5 Wayne Tech Caches in this Mission 4: Carmine Falcone to receive the 5 Wayne Tech Chips as a reward.

Before leaving, look for the padlock above the bouncy castle and shoot it with a batarang. Then do a Big Bounce on the bouncy castle to reach the last of the five Wayne Tech Caches.

DJ Boxes Wayne Tech Caches Falcone House of Fun - Carmine Falcone - Lego Batman Legacy of the Dark Knight camzillasmom.com
DJ Boxes Wayne Tech Caches Open - Falcone House of Fun - Carmine Falcone - Lego Batman Legacy of the Dark Knight camzillasmom.com

After the long slide, take care of the two thugs, destroy everything to build a drill that takes you to Falcone’s office without using the elevator. At the bottom, you will have to play a little dance mini-game for studs.

Falcone Office Elevator Build - Carmine Falcone - Lego Batman Legacy of the Dark Knight camzillasmom.com
Falcone Office Elevator Use - Carmine Falcone - Lego Batman Legacy of the Dark Knight camzillasmom.com

Batcave Trophy: Destroy 5 Disco Balls

Destroy 5 Disco Balls in this Mission 4: Carmine Falcone to receive the Batcave Trophy: Disco Balls as a reward. Every Disco Ball counts as 1 of 170 trophy collectibles.

Before leaving with the drill, make sure to destroy the last Disco Ball in this area.

Falcone Office Elevator Disco Ball 5 of 5 - Carmine Falcone - Lego Batman Legacy of the Dark Knight camzillasmom.com

Chase Falcone

After the little dance mini-game at the bottom of the drill, you will have to fight some more thugs and chase after Falcone. Starting at the V.I.P. lounge, you get the second opportunity to get the Red Brick in case you’ve missed it before. Just follow the golden studs. Then chase after Falcone, following the signs to the Warehouse.

Chase after Falcone - Carmine Falcone - Lego Batman Legacy of the Dark Knight camzillasmom.com
Chase after Falcone - Carmine Falcone Fishery - Lego Batman Legacy of the Dark Knight camzillasmom.com

Follow him through the party area to a door at the other end, where you will have to fight another round of thugs and keep following Falcone.

Chase after Falcone Dance Area - Carmine Falcone Fishery - Lego Batman Legacy of the Dark Knight camzillasmom.com
Chase after Falcone Fight Area - Carmine Falcone Fishery - Lego Batman Legacy of the Dark Knight camzillasmom.com

Completing the fourth Mission, Carmine Falcone, grants:
-> 1 Skill Brick (Yellow Brick)

Additional Collectibles:
-> Batcave Trophy: Disco Balls
-> Red Brick: Filthy Rich
-> 5x Wayne Tech Caches

Outfit Collectibles:
-> 1x Batman (Bronze Age)
-> 1x Jim Gordon (Golden Age)

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About LEGO Batman: Legacy of the Dark Knight

Release: May 22nd, 2026
Developer: TT Games
Publisher: Warner Bros. Games
Official Website: https://legobatmangame.com/