Guide not written yet. We add one after we've played the game. For now, this is the developer's own description.
About Perimeter - Legate Edition
Command the Exodus civilization in a groundbreaking RTS where strategic terraforming reshapes battlefields. Build defensive perimeters and seize territories in a dynamic, evolving environment. Adapt, survive, and lead your people to victory in a world where earth's future rests in your hands.
Description supplied by the developer via GamePix.