The Magnificent Nekros Prime
Nekros Prime shows us his incredible new tricks and bending metal powers. Metalframe \m/
AKA Warframe rigging bug. Happens with all animation stances, including default ones (as pictured in the video). This video is recorded to help ilustrate the problem, so hopefully the devs can fix it ASAP.
WARFRAME by Digital Extremes. Recorded with NVIDIA's ShadowPlay.