What was the name of the canceled projected by Blizzard Entertainment that would be later become Overwatch?

The canceled project by Blizzard Entertainment that would later become Overwatch was named Titan. It was initially conceived as a massively multiplayer online role-playing game (MMORPG) but faced numerous challenges during its development. The project underwent multiple revisions and eventually evolved into a team-based first-person shooter, resulting in the birth of Overwatch.