The Great Devourer: The Leviathan Omnibus

Synopsis

As billions upon billions of tyranids sweep through the galaxy, consuming every living soul and world in their path, it seems all will soon fall to the ravenous xenos. Faced with foes beyond number, Space Marines and their common enemy the aeldari face an impossible dilemma – do they fight to the last honour, or retreat to safety for the future of their race?