Nothing is as important to you and your companion as your pack The bond you both share sharpens your offensive and defensive prowess, letting you put your bodies and lives on the line to protect your allies and those who travel with you
 
 
At 3rd level when you choose this bond, your connection to your companion increases your natural vitality Your hit point maximum increases by 3, and increases by 1 again whenever you gain a level in this class
 
At 3rd level, you and your companion learn to engage foes up close to keep them from harming those you protect Whenever you and your companion are not incapacitated and are both within 5 feet of a creature, that creature has disadvantage on attack rolls against any target that is not you or your companion
 
 
At 7th level, your companion’s natural defenses improve, making them harder to hurt Your companion’s AC increases by 2
 
At 11th level, your companion’s fierce vigilance drives them to attack cowards who attempt to harm other members of your pack When a creature within 5 feet of your companion makes an attack against a creature other than you or your companion, you can spend 2 ferocity to have your companion use their reaction to make a signature attack against the attacking creature
 
 
At 15th level, your companion’s rage sustains you through grievous injuries and staggering blows If you can see your companion when you drop to 0 hit points, you can spend 2 ferocity to drop to 1 hit point instead Each time you use this feature after the first, the ferocity cost increases by 2. when you finish a short or long rest the cost resets to 2