What is the best main in Apex?

What's the top pick for a main character in Apex Legends, in your opinion? Do certain legends have an edge over others in terms of versatility, survivability, or team support? Is there a particular playstyle that a main should strive for to excel in the game? Additionally, how do the various maps and game modes influence the choice of a main, and do you have any recommendations for beginners looking to settle on a legend?