The ultimate guide for sci-fantasy Game Masters Create entire galaxies, chart unknown star systems, and map out sprawling space stations with the Starfinder GM Core for Starfinder Second Edition. This comprehensive 264-page rulebook gives Game Masters everything they need to craft thrilling tales of adventure, from a single-session derelict ship crawl to complex, galaxy-spanning epics that last for years. Inside this 264-Page Galactic Sandbox: Galaxy Building & Campaign Design: Get detailed advice and structuring tools to help you build captivating sci-fi stories, establish rich planetary environments, and keep your crew engaged every session. Creature & Hazard Engineering: Clear guidelines for creating your own custom hazards and bizarre alien creatures, alongside tools to design challenging, perfectly balanced encounters. Cinematic Starship Combat: Fast-paced, streamlined subsystems that let you run high-octane space battles and dogfights without getting bogged down in slow paperwork. Dynamic Hacking & Infiltration: Specialized, engaging rules to handle high-stakes digital intrusion, corporate espionage, information gathering, and thrilling chase sequences. A Universe of Secrets: Access an essential guide to the lore of the Pact Worlds and the wider galaxy, giving you the perfect setting foundations to throw at your players. Loot & Cosmic Rewards: Rules for handing out wealth, cutting-edge tech, magic items, and leveling rewards for the dastardly challenges you array before your players.