Missing DLC 6 games

• Cities: Skylines
  

  227 hours playtime

  111 of 135 achievements

• DOOM: The Dark Ages
  

  25 hours playtime

  28 of 38 achievements

• High On Life
  

  46 hours playtime

  32 of 44 achievements

• Plague Inc: Evolved
  

  89 hours playtime

  238 of 250 achievements

• POSTAL: Brain Damaged
  

  14 hours playtime

  26 of 34 achievements

• Starship Troopers: Terran Command
  

  46 hours playtime

  84 of 106 achievements