The Title Update 54 Title update for Minecraft: Xbox 360 Edition has 7 achievements worth 170 gamerscore.
Defeat an Elder Guardian.
Levitate up 50 blocks from the attacks of a Shulker.
Dye your bed a different color.
Use the Totem of Undying to cheat death.
Lead a Caravan containing at least 5 Llamas.
Walk across the surface of a deep ocean by freezing the water with Frost Walker boots.
Defeat an Evoker.