How to get Cobra & Crane Prime Blade in Warframe?

Cobra & Crane 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 Cobra & Crane Prime Blade

Other items:
Cobra & Crane Prime Hilt - Cobra & Crane Prime Blueprint - Cobra & Crane Prime Guard