Phenmor
Phenmor is an Incarnon ceremonial rifle evolved by the Void, chambered in 556x45 Nato.Codex Entry:
"Zariman colonists originally intended to use the Phenmor in burial rites. In Orokin society, the higher the rank, the greater number of volleys for the deceased. Its stock is carved from Phenaureus Pine, a tree designed to release seedlings only onto scorched earth. In the hands of the Void, the Phenmor becomes darkly aggressive."
Credits: Warframe By Digital Extremes