The superior skeletal armour set is a reward from Deathmatch, purchasable for 300 Deathmatch points from the Bounty Hunter & Deathmatch Reward Shop. It is an armour set containing:
Superior skeletal helm
Superior skeletal top
Superior skeletal bottoms
Superior skeletal gloves
Superior skeletal boots
The armour degrades to dust after 100,000 charges of combat.
Superior skeletal armour can not be keepsaked.