About Stealing the Diamond

Stealing the Diamond is a stickman adventure escape game and the third installment in the Henry Stickmin series. In this entry, Henry sets out to steal the valuable Tunisian Diamond from a museum exhibit. The game follows the events of Escaping the Prison and continues Henry’s story with a new high-stakes heist. Originally released in July 2011 as a Flash game, Stealing the Diamond is now playable again through modern Flash emulation technology.

Stealing the Diamond – Play the Henry Stickmin Escape Adventure

Story Background

After the events of Escaping the Prison, Henry learns about a valuable diamond displayed at the National Museum of History and Culture. Facing overdue rent payments, he decides to attempt a high-risk theft.

Upon reaching the museum, he must decide how to enter and proceed. The entire adventure unfolds through branching scenarios shaped by player choices.

Gameplay Overview

Stealing the Diamond is a point-and-click adventure where players guide Henry Stickmin through a museum break-in. The gameplay is choice-driven, meaning every decision leads to a specific outcome—success or failure.

At the beginning, you must choose one of three main approaches:

Aggressive Approach – Forceful entry with risky actions
Stealthy Approach – Quiet infiltration and careful planning
Epic Approach – Over-the-top and unconventional methods

Each path branches into multiple decision points. Selecting the wrong option results in humorous failure scenes, while correct choices allow you to progress deeper into the museum.

The game emphasizes experimentation, encouraging players to try different options to discover all possible outcomes.