Pendulum Machworks Challenge Rewards

This is a list of all rewards from completing challenges.
Item: 	Requirement:
http://images3.wikia.nocookie.net/__cb20090627150455/wowwiki/images/thumb/d/d0/Inv_sword_150.png/32px-Inv_sword_150.png [Vestige of Imbuance]	Complete 100 Easy Challenges.
http://images1.wikia.nocookie.net/__cb20090708233947/wowwiki/images/thumb/f/f1/Inv_sword_152.png/32px-Inv_sword_152.png [Orbulant] 	Complete 50 Normal Challenges.
http://images3.wikia.nocookie.net/__cb20070114122308/wowwiki/images/thumb/7/76/Inv_axe_62.png/32px-Inv_axe_62.png [Abyssal Bane] 	Complete 25 Hard Challenges.
http://images2.wikia.nocookie.net/__cb20070114122541/wowwiki/images/thumb/1/11/Inv_axe_66.png/32px-Inv_axe_66.png [Ender Royale] 	Complete 10 Expert Challenges.