New Shoulder Enchants from Wrath of the Lich King

Chances are that these are upgraded and new versions of the shoulder enchants dropped by Sapphiron (the frost wyrm boss) in Naxxramas.

• Inscription of High Discipline – Permanently adds 30 spell power and 15 critical strike rating to a shoulder slot item. Can only enchant your own items and doing so causes them to become soulbound.
• Inscription of the Frostblade – Permanently adds 45 spell power and 15 critical strike rating to a shoulder slot item. Can only enchant your own items and doing so causes them to become soulbound.
• Inscription of Kings – Permanently adds 20 defense rating and 15 dodge rating to a shoulder slot item. Can only enchant your own items and doing so causes them to become soulbound.