Return of Reckoning

Novice as lion, just wanna try this class. i have several questions and didnt found any solutions below.
1. Am i must aim for this renown build or what? https://builder.returnofreckoning.com/renown/0;1;0;0;0;0;2;0;4;0;0;0;0;0;0;0;0;0;3;0;0;0
2. "Pet assist" or "loyal pet" addon adds more brain to da ...