Greed: The Mad Scientist is a casual puzzle game that invites you to explore small locations for hidden objects. Interaction with the environment occurs in a point-and-click style. Gradually, the main character moves to different locations, where he needs to find a list of items. Many things are hidden behind objects or require the activation of certain mechanisms.

Greed: The Mad Scientist takes place inside the laboratory of the world-famous Dr. Ralph Goodwin. The central character arrived in this place to find out why there was an attack and robbery of many valuable resources. You will also need to find a missing and powerful medicine that can cure any disease. At the first level, the gamer learns how to properly interact with the environment and solve logical problems.

The storyline is filled with various twists and surprises. The gameplay contains monologues and text messages that help you understand what is happening here and what actions need to be performed in the future. As you progress, you will encounter numerous mini-games and minor puzzles. The user will need to find hundreds of hidden objects before getting to the magic cure. The research laboratory hides many secrets and unusual things.