A piece of an old rune, entitled 'defense'

A small blue rune, bearing the word 'defense', lies here.

Identify

 Object 'a piece of an old rune, entitled 'defense'' is infused with your magic...
 It is a level 40 piece, weight 2.
 Special properties:  none
 This piece has a gold value of 0.

Information

• Mob: Sarennor
• Area: The Mountain of Lost Souls
• Pop: Yes
• Manufactured: No
• Out of Game: No
• Minimum Level: Unknown
• Maximum Level: Unknown
• Known keywords: Unknown

Description/Exam

 Upon the ancient rune, that has been fashioned in the form of a key,
 lies an oddly shaped symbol entitled 'defense'.
 
                           |\   
                          \|  
 
                       (Defense) 

Notes

 Sarennor falls to his knees with the final blow as he holds a blue rune to his chest.

 The corpse of Sarennor holds:
      a filthy, dark blue robe marked with the Khiurn'hai insignia
      a piece of an old rune, entitled 'defense'