Halo: Spartan Assault Arrived on Steam

Battle your way through 30 action-packed missions against the Covenant as you explore the origin of the Spartan Ops program featured in Halo 4
Developed by 343 Industries in conjunction with Vanguard Games, Halo: Spartan Assault is a top-down action shooter that brings a Halo video game to touch-based devices for the first time in franchise history. Set between the events of Halo 3 and Halo 4, Halo: Spartan Assault explores the first missions of the Spartan Ops program and dives deeper into the backstory of Human-Covenant wars. You will play through the eyes of either Commander Sarah Palmer or Spartan Davis stationed aboard the UNSC Infinity as they fight never-before-seen battles against Covenant forces.
Previously released for Windows 8, Windows Phone, Xbox 360 and Xbox One, Halo: Spartan Assault is available now via Steam for $4.99/4,99.