Ron L. Hubbard 's Books

A very well recieved series by Ron L. Hubbard are the books, featuring tropes. The most popular books are Mission: Earth Doomed Planet, Mission: Earth The Enemy Within, Mission: Earth Disaster, Mission: Earth Villainy Victorious, Mission: Earth Fortune of Fear, Mission: Earth Death Quest, Mission: Earth Voyage of Vengeance, which was published in 2022.