This article discusses the different variants of the Vertical Stack strategy in ultimate frisbee. It explains how to set up the stack, how to use the force middle defense, how to set up a horizontal stack, and how to run a vertical stack offense. Additionally, this article also covers the advantages and disadvantages of different stack formations, as well as key considerations for each stack strategy. Ultimately, this article explains the different facets of the Vertical Stack and provides a comprehensive overview of the ultimate frisbee strategy.