Choose Your Future! Outwit rogue AI`s, win deadly dogfights among the asteroid belt, and blast wardroids into their constituent atoms with the Alternity Core Rulebook! Strange new worlds and deadly aliens? Mercenaries for hire? Post-apocalyptic survival? Featuring modular rules that you can customize for your favorite flavor of science fiction, the Alternity Core Rulebook gives players the freedom to recreate a beloved sci-fi setting or create their own. No two characters are the same: be a cyborg, android, mutant, or alien, and seek adventure as a zero-G marine, starship pilot, psionic warrior, assassin, or secret agent.