From setting up your heist board to executing the mission flawlessly, we will cover everything you need to know to make sure that your heist plans come to fruition. In this article, we will take you through a step-by- step guide on how to master the casino heist in GTA Online. However, pulling off a heist successfully requires strategic planning, coordination, and precision timing. Not only do they give you an exhilarating experience, but they also offer a chance to earn a fortune. If you are an avid GTA Online player, then you must know how thrilling casino heists can be.