Best Warrior Passive Skills
The Warrior's passive skill tree revolves around increasing Strength, physical damage, and AoE damage. Here are the key passive abilities to Path of exile currency prioritize:

Brutal (Increases physical damage)
Smash (Increases AoE damage)
Unstoppable Barrier (Improves defense)
Blade Catcher (Improves block and defenses)
Sudden Infuriation (Increases damage when enraged)
Lasting Trauma (Boosts physical damage over time)
Skullcrusher (Increases damage with POE currency buy two-handed weapons)
Split the Earth (Boosts AoE damage)
Resolute Technique (Ensures 100% hit chance, ignoring evasion)

Maximizing Strength will be the primary focus as it scales the Warrior's physical damage. Prioritize passive nodes that enhance your damage and AoE abilities, while also ensuring you can survive tougher bosses.