The Robotech RPG Book Three From page 4, Introduction: "Welcome to the Zentraedi, the third book in the ROBOTECH RPG series. The Zentraedi are one of those great villains of all time, the ultimate antagonist. They are a race of 60 foot giants, consumed with conquest and violence. Merciless warriors, they are relentless in combat and would rather die than acknowledge defeat... This book is about these tragic villains. We take a closer look at their lives, tactics, weapons, mecha and space cruisers. They are presented as villainous, non-player characters, and developed for use as player characters (good or evil). All of it is provided for your gaming enjoyment."