How to get Valkyr Prime Blueprint in Warframe?

Valkyr Prime Blueprint 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 Valkyr Prime Blueprint

Other items:
Valkyr Neuroptics Blueprint - Valkyr Kara Helmet Blueprint - Valkyr Chassis Blueprint
Valkyr Bastet Helmet Blueprint - Valkyr Systems Blueprint - Valkyr Prime Chassis Blueprint