Circle of Blood is a captivating 2D adventure game that immerses players in a third-person experience. Utilizing a point-and-click interface, players guide the main character, George Stobbart, through a richly detailed world filled with intriguing puzzles. The gameplay revolves around collecting items, which can be combined, used on the environment, or shared with non-player characters (NPCs) to unlock new paths and insights. The game features a unique dialogue system where players engage with NPCs through conversation icons, providing a deeper understanding of the plot and puzzles.

As players navigate the game, they utilize a map that expands as the story progresses, enhancing exploration and discovery. A notable aspect of Circle of Blood is the potential for the protagonist's demise, adding an element of challenge that requires players to save frequently. Overall, this game offers a well-rounded adventure experience that combines clever puzzles with engaging storytelling.