Yggdrasill

The Yggdrasil is a mythical tree in the Beast Wars Neo continuity.

The Yggdrasil is the legendary tree of the equally legendary planet Greengard. It is said to be responsible for the eternal greenness of the planet, maintaining the plant life so they never die.

Fiction

Beast Wars Neo comic

Unfortunately, when the Maximals come looking for Angolmois, the Yggdrasil is nowhere to be seen, and the planet is a icy wasteland. Once the Maximals discover the Angolmois, the planet returns to its legendary greatness, with the Yggdrasil being the highest ice peak and where the Angolmois was found; the Angolmois was interfering with the Yggdrasil's function. Will the Second Capsule Slumber in the Garden of Paradise?!

From Teletraan I: The Transformers Wiki, a Wikia wiki.