Don't go into last stand until the hive is destroyed.

Keep shot accuracy at 50% or higher until the hive is destroyed.

Keep shot accuracy at 75% or higher until the hive is destroyed.

Don't take any damage from the aliens.

Use only melee attacks to damage the aliens.

Some challenges have fail conditions that can be activated during the objective, while most challenges will simply fail if the objective is completed without the challenge having been finished.īecause challenges are a source of Skill Points, in addition to other bonuses provided for completing challenges, players are heavily incentivized to complete as many challenges as possible. If the player(s) completes all challenges given to them in a match, they will be awarded Teeth.Įvery challenge has a fail condition. In addition to the skill point, completing challenges will contribute to the player's score, give bonus XP, and will increase the amount of cash given after an objective is completed.Ĭhallenges will not appear on barrier hives on Point of Contact, optional side doors on Mayday, the chlorine gas section on Mayday, the Vanguard sections on Awakening, the terminal defense section of Awakening, the escape sections on Point of Contact or Awakening, and the final battles with the Breeder and Kraken. On Hardcore difficulty, this is the only way to earn Skill Points beyond the Start with a Skill Point upgrade. On rare occasions, a challenge may not show up when it should.Ĭompleting a challenge will reward every player in the game with a single Skill Point. Challenges appear in Call of Duty: Ghosts mode Extinction.Ī random Challenge will start when the player starts to drill a Hive, scan an Obelisk, power up a Generator, or fighting some Ancestors.

Call of duty ghost aliens