A few cases from different makers for the Cityman and Talkman have popped up on Amazon.
There's screen protectors available for order also:
http://www.amazon.com/TUDIA-Full-Matte-Bumper-Protective-Microsoft/dp/B015F5MX90/ref=sr_1_57?s=wireless&ie=UTF8&qid=1443001711&sr=1-57&keywords=Lumia+950
http://www.amazon.com/TUDIA-Full-Matte-Bumper-Protective-Microsoft/dp/B015F8DY2C/ref=sr_1_3?s=wireless&ie=UTF8&qid=1443002016&sr=1-3&keywords=Lumia+950XL
Amazon.com: Mr Shield For Microsoft Lumia 950 XL(Cityman) Anti-Crash Screen Protector with Lifetime Replacement Warranty: Cell Phones & Accessories
There's screen protectors available for order also:
http://www.amazon.com/TUDIA-Full-Matte-Bumper-Protective-Microsoft/dp/B015F5MX90/ref=sr_1_57?s=wireless&ie=UTF8&qid=1443001711&sr=1-57&keywords=Lumia+950
http://www.amazon.com/TUDIA-Full-Matte-Bumper-Protective-Microsoft/dp/B015F8DY2C/ref=sr_1_3?s=wireless&ie=UTF8&qid=1443002016&sr=1-3&keywords=Lumia+950XL
Amazon.com: Mr Shield For Microsoft Lumia 950 XL(Cityman) Anti-Crash Screen Protector with Lifetime Replacement Warranty: Cell Phones & Accessories