| Category | Rifts |
| Region | Zythess |
| Opened | 3 Bloom 8981 GE |
| Closed | 12 Saunas 9116 GE |
The opening of the Núlananya Rift between the worlds Kriav and Bal-Kriav started the Zythess War.
In 9116 GE, one hundred and thirty some years after its opening, Silvanus closed this rift by snuffing out the tree's life force.