Titan shifters are characters from the anime and manga series Attack on Titan. They possess the unique ability to transform into giant humanoid creatures known as Titans. This transformation grants them immense strength and regenerative capabilities, making them formidable opponents. The power of a Titan shifter is often linked to their human form, with each shifter having a specific Titan type. These types vary in size, abilities, and characteristics, influencing how they engage in battles against other Titans and human foes. The existence of Titan shifters plays a crucial role in the series' plot and conflicts.