Soldier: 76 is you classic soldier in Overwatch. Most fans of shooters are familiar with this type -- Assault Rifle, Rockets, and sprinting. It is a good character to start with and the one you play when doing the tutorial.
Though Soldier: 76 is easy enough to get start with, there are a few things you can learn if you plan on playing him seriously. If you like a simple, classic feel to your shooters and characters, Soldier: 76 is for you.
Soldier: 76 is an unknown vigilante who's main purpose is to expose the truth behind the collapse of Overwatch. He has been in several attacks across the globe, including institutions, corporations and Overwatch facilities.
Many believe he is a former Overwatch agent and not just someone doing random attacks. He is also believed to have been a part of the American "Soldier Enhancement Program" because his abilities are much higher than your average soldier.
He has access to an advanced arsenal, much of which was stolen from raids on Overwatch installations, and augmentations.
Soldier: 76 is an offense character, you you only need to focus on taking down the enemy team. However, he does have a group heal he can use, so keep in mind that you will want to also support your team with Biotic Field.
This wraps up my Overwatch guide on Soldier: 76. Let me know if you have any questions or tips of your own!