• Felstriker
• Item Level 63Disenchants into:
  [Nexus Crystal]: 1-2
• Binds when picked up
  
• Dagger
• One-Hand
  
• Speed 1.70
• 54 - 101 Damage
• (45.6 damage per second)
• Durability 75 / 75
• Requires Level 58
• Chance on hit: All attacks are guaranteed to land and will be critical strikes for the next 3 sec
• 
• Sell Price: 7 56 24

Felstriker is a one-handed dagger with a unique proc that allows all attacks to land and be criticals.

Source

The dagger drops of Warchief Rend Blackhand found in Hall of Blackhand Upper Blackrock Spire.

Notes

• The proc is a per-hit proc, the procrate is roughly 4%.
• It is mainly used as an off-hand for Rogues and Warriors.

Patch changes

• Patch 1.5.0 (2005-06-07): Felstriker effect's name changed to Felstriker to reflect the previously patched item name change. 
  
• Patch 1.3.0 (07-Mar-2005): Name changed from Deathstriker. 
  

External links

• Battle.net (EU)
• Wowhead
• Thottbot
• WoWDB