Official site: http://siegeandsandfox.com/
This thread includes posts by the devs:
The Siege and the Sandfox - An Unreal Engine 4 pixel art "Stealthvania"
http://www.neogaf.com/forum/showthread.php?t=1209136
Pre Alpha Promo
https://www.youtube.com/watch?v=4tV-NxBPf5U
They are considering console versions, but haven't settled on specific ones yet.