This week Xur has a patience and time sniper rifle. He also has a Helm of saint-14 helmet for the titan class, this has been confirmed as a upgradeable exotic in the taken king exentsion which is coming soon so this is well worth a purchase!
HELM OF SAINT-14 – Helmet – Titan Class
KHEPRI’S STING – Gauntlets
OBSIDIAN MIND – Helmet – Warlock Class
PATIENCE AND TIME – Sniper Rifle