Treysen Eaglestaff plays as a Guard for the North Dakota Basketball team. Eaglestaff is from Bismarck, North Dakota and attended Bismarck High School. Eaglestaff arrived on UND campus in 2022 as a freshman.

Sioux Shop Authentics, powered by the Sioux Shop, is the officially licensed NIL partner with University Of North Dakota Athletics offering UND student-athlete NIL (name, image, and likeness) apparel and merchandise . North Dakota fans can shop confidently knowing they are purchasing high-quality Sioux Shop merchandise while also directly supporting student-athletes.

• 50% cotton, 50% polyester
• Printed decoration
• Preshrunk
• NuBlend pill-resistant fleece
• Seamless body with set in sleeves
• Double needle stitched collar, arm holes, and waistband
• North Dakota Basketball text printed full front
• Player name and number text printed full back
• Officially UND & NIL Licensed