1 0 2Actions Report Solution In the fight club missions the enemies count as aliens :)Simply do a fight club mission, and farm enemies during the king of the hill rounds - but make sure you win the entire thing else your kills won't be saved!Showing both comments. They will be saved so long as you EXIT the arena after you fail instead of retrying, I obtained other challenges by doing this.Posted by Leigrez On 31 Dec 14 at 05:53 Cool, thanks for the tip Leigrez!Posted by djsmiley2k On 28 Jan 15 at 14:03