Warrior ( Final Fantasy XI ) / Abilities Warrior is one of the basic job classes in " Final Fantasy XI " , and is geared towards being a balanced attacker and defender . They can serve both as tanks or as primary attackers . This is a list of available job abilities and traits for the class . Job Traits . Defense Bonus . Defense Bonus increases a Warrior ' s defense by 10 points . It is gained at level 10 , and is also available to a number of other classes . Resist Virus . Warriors have Resist Virus as their particular job trait from the Resist Status family . There are multiple levels available , each of which decreases the likelihood of being inflicted with Virus . Savagery . Savagery is a Merit ability , and adds a TP boost to Warcry . Aggressive Aim . Aggressive Aim is a Merit ability . It adds a ranged accuracy boost to Aggressor . Critical Attack Bonus . Critical Attack Bonus raises the amount of damage a Warrior deals with critical hits by approximately 5 % . It is available at level 78 , and may also be learned by Dancers and Thieves . Shield Defense Bonus . Reduces damage taken when the warrior blocks with a shield . It is learned by the Warrior at level 80 , and may also be learned by Paladins at level 77 . Job Abilities . Berserk . Berserk lasts for three minutes and may be used once every 5 minutes . This ability significantly increases the attack ability of a warrior , but it comes at a reduction in a player ' s defensive value . The amount of change is a 25 % attack boost and 25 % defense penalty . This ability is the polar opposite of Defender , another Warrior ability . This is one of the most significant abilities for increasing a player ' s damage over time and one of the chief reasons that players choose to use warrior as a Support Job . Defender . Contrasting with Berserk , Defender will lower the player ' s attack stat by 25 % , while providing a 25 % defense bonus . The ability has a 3 minute timer and will last for 3 minutes . Aggressor . When used , Aggressor will increase accuracy by about 25 , but it will drop evasion significantly . It is generally accepted that this is about 25 to 35 points . The ability lasts 3 minutes and Aggressor can be used once every 5 minutes . Aggressor becomes available to Warriors at level 45 . As such , it is not available to anyone using warrior as a subjob until their level is at least 90 . Retaliation . When under Retaliation , the Warrior loses movement speed but gains a small chance to Counter . The ability is affected by the player ' s Accuracy stat , and the Warrior will still take damage . It is gained at level 60 . Warrior ' s Charge . Warrior ' s Charge is one of two Merit abilities available to Warriors . As such , it is only available to players at level 75 . When used , the player will automatically attack twice as if affected by Double Attack and does add some damage to Weapon Skill s . It may be recast every 15 minutes , with further merit upgrades decreasing the recast time . Restraint . Restraint is a job ability that increases the warrior ' s weapon skill power with each attack , but prevents the warrior from scoring critical hits . It is worth noting that with Mighty Strikes in effect , a warrior may still land critical hits while under the effect of Restraint .