Lego Batman Legacy of the Dark Knight: Solve the Mysterious Puzzle – Location, Solution, and Rewards

Image credit: TT Games

What to know

  • The mysterious puzzle in Dynamic Duo is built around observation, character swapping, and rebuilding nearby LEGO elements.

  • The objective is less about combat and more about reading the room correctly before interacting with the main puzzle point.

  • Most failed attempts happen when players try the final mechanism too early instead of clearing every side interaction first.

  • Finishing the puzzle opens the path forward and keeps the chapter moving toward the next major story beat.


The mysterious puzzle in Dynamic Duo works like a classic story-gated LEGO Batman sequence in LEGO Batman: Legacy of the Dark Knight. It slows the pace just enough to make you examine the area, use both heroes properly, and trigger the next part of the mission without turning the section into a long detour.

Solve the mysterious puzzle details

Element What it means
Objective type Story puzzle tied to chapter progression
Main requirement Inspect the area, rebuild objects, activate the correct interactions
Core mechanics Character swapping, environmental interaction, clue reading
Best approach Clear every nearby prompt before touching the main device again
Common blocker Missing one side object or one rebuildable pile
Result Path forward opens and the mission continues

Where this puzzle fits in Dynamic Duo

Dynamic Duo is one of the early story sections that pushes teamwork and puzzle solving alongside the usual action.

Image credit: TT Games / YouTube – Trophy Tom

The mysterious puzzle feels designed to teach or reinforce a simple rule that shows up often in this game: if the central mechanism does not react yet, the answer is usually somewhere nearby in the environment rather than in a hidden combat trigger.

Image credit: TT Games / YouTube – Trophy Tom

How to solve the mysterious puzzle

Move to the mysterious puzzle box. Interact with the slider next to it.

Image credit: TT Games / YouTube – Trophy Tom

Move it to the right.

Image credit: TT Games / YouTube – Trophy Tom

Until the bottom row symbol is a Pi symbol.

Image credit: TT Games / YouTube – Trophy Tom

Go to the right to the trash bin behind a pillar. Use your grapple on it.

Image credit: TT Games / YouTube – Trophy Tom

Then tie it to object on the ceiling. This will make the trash bin fly off.

Image credit: TT Games / YouTube – Trophy Tom

Use the slider behind the trash bin.

Image credit: TT Games / YouTube – Trophy Tom

Move it to change the first symbol on the puzzle box.

Image credit: TT Games / YouTube – Trophy Tom

Go back and find a container hung by a rope.

Image credit: TT Games / YouTube – Trophy Tom

Use your bataran on it to crash it.

Image credit: TT Games / YouTube – Trophy Tom

From the debris, pick up a lever piece.

Image credit: TT Games / YouTube – Trophy Tom

Use it on the gear at the bottom of a nearby pillar.

Image credit: TT Games / YouTube – Trophy Tom

Move it to change the middle row on the puzzle box.

Image credit: TT Games / YouTube – Trophy Tom

Finally, press the button under the puzzle box.

Image credit: TT Games / YouTube – Trophy Tom

This will open the cage next to it. 

Image credit: TT Games / YouTube – Trophy Tom

Go to it and collect the Cluemaster Puzzle Box.

Image credit: TT Games / YouTube – Trophy Tom

Under the Cluemaster Puzzle Box is also a photograph.

Image credit: TT Games / YouTube – Trophy Tom

Inspect it to progress forward.

Image credit: TT Games / YouTube – Trophy Tom

Rewards and progression tied to this section

Image credit: TT Games / YouTube – Trophy Tom
Reward or outcome What you get
Story progress The mission continues into the next scripted segment
Item Cluemaster Puzzle Box and Photograph for progression
Chapter momentum This puzzle acts as a gate for the following objective
Broader chapter completion Finishing Dynamic Duo contributes to Chapter Three completion
Platform-specific milestone Completing Chapter Three is tied to The Dynamic Duo achievement worth 20 Gamerscore on Xbox

The cleanest way to solve the mysterious puzzle is to find levers and move the symbols on the box, and clear the room methodically, until the puzzle box opens up the cage to the rewards. Once you approach it that way, the section becomes far more readable and usually takes only a few minutes to finish.

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