The Frozen Orb build primarily uses just one skill, that of its namesake. The idea here is to hurl Frozen Orbs to the ground, shredding the area around them with Ice Bolts. Frozen Orb synergises with Ice Bolt, which can add 2% to Frozen Orb’s cold damage per skill level. Of course, since enemies can have immunity to cold, the build also includes a fail-safe so that your hireling can take...