Star Hammer: The Vanguard Prophecy is an Xbox One game that takes place in the 22nd century in Novus, a new home for humanity. The game is a 3D tactical space battles game in which the player takes part in the Second Contact War. The game has over 60 missions with a branching story campaign and skirmish mode battles.

In Star Hammer: The Vanguard Prophecy, the player commands six classes of assault ships, including Swordfish Raiders and Kraken Dreadnoughts, and orders reinforcements with stun guns, guided missiles, unmanned fighter drones, and single-focus DEW beams. The player must exploit the enemy's weaknesses with superior positioning and flanking maneuvers. The game features WeGo tactical combat in 3D space, with gameplay that rewards strategic positioning and fleet coordination.

The game also features crew management, where the player can manage their crew's personalities and morale to tailor their flagship's advantage in battle. Every crew member has their own personality traits, abilities, and stories. The game measures the player's actions against the War Scale, where they can choose who will be saved, order reinforcements to replace destroyed veteran ships, and shape the future of mankind's second home.