Blood Infusion (Added in patch 3.4.3 Fall of the Lich King)

[Exclusively]

1-https://www.wowhead.com/wotlk/quest=24756/blood-infusion

2-the mission is not completed, several tests in 10/10HC and 25/25HC during a month alone and accompanied (and equipped with the weapon) https://www.wowhead.com/wotlk/item=49888/shadows-edge

3-kingdom X100

 

4-https://www.wowhead.com/wotlk/quest=24757/frost-infusion

5-I don't know if the next mission in the chain works.

Edited October 5 by Exclusively