Tribes: Ascend is the world’s fastest shooter - a high-adrenaline, free to play online multiplayer FPS with jetpacks, skiing, vehicles, and multiple classes. The classic shooter franchise Tribes has been played by well over 1 million people. With Tribes: Ascend, the franchise is reborn – fast-paced, vertical, acrobatic combat combined with class-based teamwork and stunning sci-fi visuals.
PDF upload of the old tribesiniexplained2 google document; helpful if you want to view the document without signing in to google because "File will be deleted soon" (cept it hasn't for at lest a year).