The Endurance Mode Add-on for Rise of the Tomb Raider has 15 achievements.
Endurance Challenge: Escape the forest after surviving 10 days, with at least 10 Artifacts
Endurance Challenge: Survive for 10 days
Endurance Challenge: Escape the forest after surviving for 7 days
Endurance Challenge: Survive for 7 days
Endurance Challenge: Survive for 5 days
Endurance Challenge: Open 5 Codices or Sarcophagi
Endurance Challenge: Open 5 Codices or Sarcophagi without getting caught in a trap
Endurance Challenge: Locate 5 crypts
Endurance Challenge: Eat the meat of 5 wolves that were killed with poison damage
Endurance Challenge: Collect at least 10 Artifacts
Endurance Challenge: Destroy 3 ceiling spike traps after being caught in them
Endurance Challenge: Warm up from freezing by standing in fire
Endurance Challenge: Collect at least 5 Artifacts
Endurance Challenge: Eat the meat of 5 birds, squirrels, or rabbits that were killed with fire
Endurance Challenge: Escape the forest on day 1, without recovering any artifacts