Eden is an ancient, living world that lies outside the known universe. On the shore of its vast, sulfurous ocean sits the Valley of the Ascendants.
Here, towering fungi dominate a landscape sandwiched between craggy rock faces, while Eden's aggressive denizens lurk in the high, turquoise grass.
At the heart of the valley is a great Crucible, one of the massive machines of a vanished alien empire.
