The Halo 5 Guardians Cartographer’s Gift free update is available now for the Xbox One and includes:

  • Forge Mode – Forge has been rebuilt from the ground up for Halo 5: Guardians. Giving more power and control to the Forge community was the primary goal, and community feedback will continue to fuel the evolution of Forge.
  • New Weapons, Armor Sets and Assassinations – The classic M41 “SPNKr” Rocket Launcher, MARK IV [GEN 1] armor set and two new assassinations – “Nice Try” and “Oh Snap”  – REQs have been added for you to collect for your arsenal.
  • New Warzone and Arena Maps – Four new maps – the Warzone map “The Battle of Noctus,” Arena map “Overgrowth,” and Big Team Battle maps “Antifreeze,” and “Entombed” – are now available in Halo 5: Guardians.

https://www.youtube.com/watch?v=XozYwLFAL8M