Best Beginner Character? + Trying to Find a Comprehensive Beginner Build Guide

While leveling, anywhere you can get it. Gear will account for the majority, but the tree can grab some as well. Enki went Necro this league, so that's 15% to all 3 elemental resistances from Ascendencies and an additional 15% to all 3 from bandits. The guide will explain all that.