The Nemesis Add-on for Call of Duty: Ghosts has 10 trophies - 7 bronze and 3 silver.
Kill the final 3 Ancestors within 10 seconds of killing the first Ancestor in Regular or Hardcore difficulty.
Hit an Ancestor with a Hypno Knife in Regular or Hardcore difficulty.
Kill the final Ancestor with a relic active in Hardcore difficulty.
Complete the final Ancestor with at least 1 relic in Regular or Hardcore difficulty.
Complete the final Ancestor encounter in Regular or Hardcore difficulty.
Complete every challenge and the final Ancestor encounter in Regular or Hardcore difficulty.
Kill 3 aliens with a single shot from the NX-1 Disruptor in Regular or Hardcore difficulty.
Complete any outpost by activating all of the generators in Regular or Hardcore difficulty.
Complete the Egg-Stra XP challenge and then activate a generator in the Nemesis DLC package.
Find all 7 story related intel files in Exodus.