BOOK 1 KU: https://www.royalroad.com/amazon/B0BW9X6H59BOOK 1 AUDIBLE (30 hours!) : https://www.audible.com/pd/Road-to-Mastery-Audiobook/B0C2VW2YNR NOTE: Books 1 - 5 are available on Kindle/Audible. Book 6 is releasing on Feb 19. Thanks bros! Explore the Universe through the hardest, truest weapon: the Fist. Jack Rust was a disillusioned biologist with a PhD—almost. When an extraterrestrial AI calling itself the System invaded Earth and thrust it into a world of aliens and violence, the leas...