The Power Spellbreaker is a strong DPS option with great crowd control options, high burst and excellent small hitbox damage. It offers some utilities in terms of Vulnerability, reflects and boon removal with Winds of Disenchantment.
Keep in mind that if you are the only Warrior in your party, you should run the Banner Warrior variant instead.
Equipment (150 AR and Spotter)
Note: Without Spotter from a Druid you have to run more Assassin's pieces to reach 100% critical chance. It is highly recommended to aim higher than the minimum required Agony Resistance (e.g.