Necron Empire

"'A new age, a New dawn, We will soon rise, and cover the galaxy like a dark shroud and consume all in our path.' -A Necron Phaeron to Ezra Bridger"The Necron Empire, also known as the 2nd Necrontyr Empire, the Consumers, or simply as the Necrons, was an ancient destructive, xenophobic, conquering, warrior alien race of skeleton-like humanoid droids. Formed from the ancient Necrontyr Empire, the Necrons came from another galaxy after conquer and subjecting it, they arrived in the Galaxy 40,000 BBY and began their slow, brutal, and destructive conquest of the Unknown Regions which brought them into a brief conflict with the Eternal Alliance and the Chiss Ascendancy, before under orders of Silent Queen Ahmanet the Necrons made peace with the Chiss and enlisted their aid of conquering the galaxy and aid in navigation in exchange for protection from the Sith Empire, the Necrons tried to make peace with the Eternal Alliance, but the Eternal Emperor ignored them and as such the Necrons conquered them and destroyed Zakkul.

During the early days of rebellion and early-Galactic Civil war, the Necrons invaded Imperial, and Rebel controlled sectors of space, and in a short period of time they managed to gain a significant foothold in the Outer rim. During the Galactic Civil War, Princess Leia and Han Solo made contact with the Necrons, when a Necron Dynasty Fleet interrupted a skirmish between Rebel and Imperial Naval forces over the dead planet of Monolith-3345.

During the Resistance-First Order war, Leia sent signals to her allies a Imperial Splinter Fraction known as the Confederation of Imperial Systems which opposed the First Order, and supported the Resistance. However the Necrons destroyed them during the CIS-Necron Wars.