While there's no official name for the game yet, we're getting our first look at concept art for the game. The photo comes from 343 Industries via a blog post at Halo Waypoint. It's referred to as ...

“Halo 5: Guardians’” REQ System rewards players with prizes ... The art process starts with concept art in the form of digital 2D drawings. Once that concept is approved, it moves on to a 3D artist ...