From Halopedia, the Halo wiki
This article is about the ancient San'Shyuum weapon. For the weapon introduced in Halo Infinite, see Pulse carbine.
The pulse rifle is a San'Shyuum weapon used in 860 BCE. The Steward that accompanied Mken 'Scre'ah'ben during the Skirmish of the Planet of Blue and Red was equipped with a pulse rifle. When they were attacked by Sangheili forces, the steward managed to fire off a couple of shots before he was incinerated.
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