Outpost: Infinity Siege Steam Altergift

 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 a FTD game - FPS, Tower Defense Base Building and much more all at the same time. 

Features

• Outpost Building
  Explore the world, gather resources, merge and upgrade outpost units to build your own outpost.
• Unique Weapon
  Fully exploit the value of the unique Protoslag Gun with different protoslag attributes, and utilize ammunition with diverse performance.
• Exploration and Survival
  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.
• Co-op Feature
  Fight alongside friends on Harvest Days, or strive together to survive infinite waves of monsters in Endless mode till the last moment.