Overwatch 2 serves as a free-to-play relaunch of the hero shooter, bringing new features and content to the years-old multiplayer game. While the new content is what is going to bring new players in, Overwatch 2 also brings back the entire roster of heroes from the original game. This includes the tank hero Sigma, who has a variety of different abilities in his toolbelt. You can see how all heroes, including this one, stack up in our Overwatch 2 tank tier list, DPS tier list, and support...