About the X-Factor Graphic Novel Volume 20 Hell On Earth War

(W) Peter David (A) Leonard Kirk (CA) David Yardin. The Hell on Earth War begins as the various Lords of Hell fight for dominance in a vicious, mystical battle triggered by the seven billionth soul born on Earth: Wolfsbane's son, Tier! And only X-Factor can prevent the entire world from going up in flames! But as the team fights for Tier's life and struggles to stop the Hell-Lords from tearing apart the Earth, familiar faces return. But help may come too late, as one Hell-Lord is poised to stand victorious. The few remaining X-Factor members make a last-ditch effort to save the world - but not all will survive the final battle. This is the end of X-Factor as you know it! Collecting X-FACTOR (1986) #250-256.