Question: what books are the yuuzhan vong in?
Answer: Vector Prime, R.A. ...  Dark Tide I: Onslaught, Michael A. ...  Dark Tide II: Ruin, Michael A. ...  Agents of Chaos I: Hero's Trial, James Luceno. ...  Agents of Chaos II: Jedi Eclipse, James Luceno. ...  Balance Point, Kathy Tyers. ...  Recovery, Troy Denning.