LEGO Batman: Legacy of the Dark Knight Guide | How to Solve All Ridldler Puzzles in Old Gotham South

Here’s a guide on how to solve all the Ridldler Puzzles in Old Gotham South in LEGO Batman: Legacy of the Dark Knight.

Game Guide by Ragib Rawnak on May 26, 2026

You can find 9 Riddler Puzzles hidden throughout the Old Gotham South region. Completing these challenges will unlock a Riddler Trophy for each one. Some tasks require you to switch to specific characters, so check your team before you begin.

LEGO Batman: Legacy of the Dark Knight, Guide, How to Solve All Ridldler Puzzles in Old Gotham South

#1 Charge It Up

Go to the rooftop location. Use Jim Gordon to spray foam on the pipe to stop the leak. Grab the Battery nearby and place it in the slot by the cage. Go to the end of the roof, destroy the Satellite Dish, and take the Handle.

Put the Handle into the Generator. Move the Battery to the Generator slot and turn the Handle to charge it. Finally, take the charged Battery and put it in the second slot by the cage to claim your prize in LEGO Batman: Legacy of the Dark Knight.

#2 South of the Bat-Mite Shop

Find this on the roof south of the Bat-Mite Shop. You need to adjust the pipes to light up the question mark. Move the first pipe to the second row. Leave the second pipe where it is. Move the third pipe to the third row to complete the pattern.

LEGO Batman: Legacy of the Dark Knight, Guide, How to Solve All Ridldler Puzzles in Old Gotham South

#3 Steam Barrier

Located at ground level south of the Bat-Mite Shop. You will see the Trophy blocked by steam. Use your Thermal Vision to track the pipe to a wall. Use Explosive Spray to break the wall and turn the Wheel inside to the lowest setting. The steam will stop, and you can grab the Trophy.

#4 Quick Batarangs

Find this at ground level near the stairs. Pull the lever and quickly hit three targets with your Batarang. Hit the target above the cage, the one on the wall to your left, and the final one behind the Satellite Dish on the right. You must hit all three before the timer ends.

LEGO Batman: Legacy of the Dark Knight, Guide, How to Solve All Ridldler Puzzles in Old Gotham South

#5 Leverage

Requires Jim Gordon. You must pull five levers in a specific order. First, go above the sign and put out the fire, then pull the lever in LEGO Batman: Legacy of the Dark Knight.

Second, drop to the roof on the left and get the lever from the Spiderweb. Third, turn your back to the sign and use the lever on the left. Fourth, drop to the small ledge on the right of the sign and pull that lever. Fifth, pull the final lever on the main rooftop.

#6 East of SubWayne

Requires Nightwing. You need to light up three panels to open the cage. The first is behind the puzzle.

Use Nightwing’s Cable Tether to connect the power between buildings for the second panel on the right. For the third, smash the debris on the roof below the cage to find a Handle, then use it on the panel.

LEGO Batman: Legacy of the Dark Knight, Guide, How to Solve All Ridldler Puzzles in Old Gotham South

#7 Targets Galore

Found at ground level near the previous puzzle. Use UV Vision to see a pattern on a nearby wall. This shows you which targets to hit. Go back to the targets and hit the ones that match the white pattern shown on the wall in LEGO Batman: Legacy of the Dark Knight.

#8 Turning Wall Puzzle

Requires Jim Gordon. Look for the turning gears on the wall. Pan your camera left to see a green pattern. You must stop the gears with your Foam Sprayer to match that exact pattern.

LEGO Batman: Legacy of the Dark Knight, Guide, How to Solve All Ridldler Puzzles in Old Gotham South

#9 North-West Roof

Requires Nightwing. Face the cage and use a pulse scan to follow the wire. Find the Battery on the roof, place it on the building side, and use Nightwing’s Cable Tether to connect it to the slot in LEGO Batman: Legacy of the Dark Knight.

Go to the other side of the roof, grab the Large Battery, and put it in the elevator slot. After that what you need to do is grab and place the Small Battery nearby on the elevator, then move the Large Battery to the slot by the cage. Pull the lever to finish.

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