Every new world and space station comes with its own dangers, from strange new cultures and robotic killing machines, to alien predators ready to devour unwary spacefarers. Battle or befriend more than 80 bizarre life forms in this creature collection for the Starfinder Roleplaying Game. Inside the Alien Archive you`ll find rules and ecologies for creatures from across the known worlds, plus alien equipment and more. Want to play a hyper-evolved floating brain? A mighty dragonkin? A silicon-based crystalline slug? Explore the limits of your galaxy (and your game) with the Alien Archive!