The Sa-dhu is a legendary relic, preserved down the centuries by the Protectorate as a vestige of the ancient, forgotten wars.
After the Human invasion of the Broken Planet, Master Nin-Dingir gave the Sa-dhu to Shae, who vowed to use it to bring the Protectors’ wrath over the Terrans.
This weapon can attune with the warrior’s Aleph, concentrating it for a single, devastating first shot, at the cost of overheating the rifle.
https://www.youtube.com/watch?v=NP-mUc0qCMU