How to get Dual Keres Prime Blade in Warframe?

Dual Keres Prime Blade is an item dropped from Void relics.
You can find the list of relics below, and click on the links to see how to get them.

Relics dropping Dual Keres Prime Blade

Other items:
Dual Kamas Prime Handle - Dual Keres Prime Handle - Residual Boils
Dual Zoren Dagger Axe Skin Blueprint - Residual Viremia - Dual Kamas Prime Blueprint