The Vanguard Mentor Missive is an exotic item in Destiny. It can be taken to Xander 99-40 to be exchanged for one of three exotic bounties. It can be received while turning in bounties after reaching level 20. Toland's Legacy, which rewards the player with Bad Juju. Shattered Memory Fragment, which rewards the player with Pocket Infinity. A Light in the Dark, which rewards the player with Thorn. A Voice in the Wilderness, which rewards the player with Super Good Advice. A Dubious Task, which rewards the player with Invective.