Command Mobile Outpost and take XEN Firearm to venture deep into the Signet surveillance off-limit area. Collect unique Weapon Units. Amp up the firepower of the Outpost that fights with you. This is an FTD game - FPS, Tower Defense, Base Building and much more all at the same time.
We are not affiliated with IsThereAnyDeal.
The Standard Edition is not be able to be upgraded to Vanguard Edition. The Vanguard Edition includes: - The "Outpost: Infinity Siege" base game - Exclusive outpost component blueprint: Type 30 CIWS (unlocks with CIWS research) - Exclusive outpost component blueprint: Viper Chain Gun (unlocks with Twin Barrel Light Guns research) - Exclusive outpost component: Wings of Freedom (decorative) - Exclusive outpost paint: Gold (decorative)
Explore the world, gather resources, merge and upgrade outpost units to build your own outpost.
Fully exploit the value of the unique XEN Firearm with different protoslag attributes, and utilize ammunition with diverse performance.
Enjoy the abundant difficulty levels, diverse gameplay features, and distinctive maps of the exploration mode. Venture deep into the brand new zones full of hazards and opportunities, and harvest powerful outpost units.
Fight alongside friends on Recovery Day, or strive together to survive infinite waves of monsters in Endless mode till the last moment.
Steam data © 2025 Valve Corporation. Steam and the Steam logo are trademarks and/or registered trademarks of Valve Corporation in the U.S. and/or other countries. Independent of Valve. Pricing and availability subject to change.
The Standard Edition is not be able to be upgraded to Vanguard Edition. The Vanguard Edition includes: - The "Outpost: Infinity Siege" base game - Exclusive outpost component blueprint: Type 30 CIWS (unlocks with CIWS research) - Exclusive outpost component blueprint: Viper Chain Gun (unlocks with Twin Barrel Light Guns research) - Exclusive outpost component: Wings of Freedom (decorative) - Exclusive outpost paint: Gold (decorative)
Explore the world, gather resources, merge and upgrade outpost units to build your own outpost.
Fully exploit the value of the unique XEN Firearm with different protoslag attributes, and utilize ammunition with diverse performance.
Enjoy the abundant difficulty levels, diverse gameplay features, and distinctive maps of the exploration mode. Venture deep into the brand new zones full of hazards and opportunities, and harvest powerful outpost units.
Fight alongside friends on Recovery Day, or strive together to survive infinite waves of monsters in Endless mode till the last moment.
Command Mobile Outpost and take XEN Firearm to venture deep into the Signet surveillance off-limit area. Collect unique Weapon Units. Amp up the firepower of the Outpost that fights with you. This is an FTD game - FPS, Tower Defense, Base Building and much more all at the same time.
We are not affiliated with IsThereAnyDeal.
Steam data © 2025 Valve Corporation. Steam and the Steam logo are trademarks and/or registered trademarks of Valve Corporation in the U.S. and/or other countries. Independent of Valve. Pricing and availability subject to change.
