Sobek
The Sobek is a Grineer automatic shotgun that has a large 20-round drum magazine.Codex Entry:
"Sobek is a rapid-firing Grineer shotgun that has reduced damage per shot but boasts extra large clip capacity."
Credits: Warframe By Digital Extremes
Features 2 variants: The Base and Kuva and 4 skins via ModularWorkshop.