Dimensional Keystone is a common basic incarnate salvage item.
This stone is imbued with the cosmic resonance of a world beyond Primal Earth.
Dimensional Keystone can be claimed as a reward choice once every 20 hours by completing the Dr. Kahn Task Force, "The Return of the Reichsman", or the Barracuda Strike Force, "Thus Spoke the Reichsman".
It can also be crafted through the incarnate window:
Convert > Incarnate Shard > Common > Dimensional Keystone Conversion
Dimensional Keystone is used as a component in the following recipes:
Convert > Incarnate Shard > Uncommon > Infinite Tessellation Conversion
Convert > Incarnate Shard > Breakdown > Dimensional Keystone Breakdown
Creating Alpha powers:
Dimensional Keystone was added in Issue 19: Alpha Strike.