What is the order of the gotrek and Felix books?
Why did gotrek become a slayer?
Gotrek took the Slayer Oath after killing fellow dwarfs (as duardin used to be known) in a fit of rage when they refused to help him avenge the death of his wife and children. From that point on, he was an outcast from his people, doomed to wander the world, alone and friendless, seeking his death in battle.
How did gotrek lose his eye?
He is described as broader than he is tall, heavily muscled, and wears a patch to cover an eye which he lost in battle with orcs and goblins.