Warrior's Fury is an Elite Gear Set. Set pieces can be bought directly from the Elite Gear Vendors using Alliance Points, and are also available via "Rewards for the Worthy" mails by participating in PvP. Pieces are Abah's Watch Style in Heavy Armor.
2 items: Adds 28-1206 Maximum Health
3 items: Adds 25-1096 Maximum Stamina
4 items: Adds 3-129 Weapon Damage
5 items: When you take damage, your Weapon Damage is increased by 0-24 for 5 seconds, stacking up to 20 times. This effect can occur once every half second. Upon reaching 20 stacks, the duration is doubled but can no longer be refreshed.
The set consists of heavy armor and jewelry in all slots, as well as weapons and shields of all types.