Key Features

• Build and expand your base at the start of each wave. Defend your main fortress and survive as long as you can!
  
• Face the onslaught of different types of constantly evolving enemies.
  
• Use your intel to see the characteristics of incoming enemies. Adapt your strategy and build defenses that exploit the attackers' weaknesses.
  
• Choose a reward from five random options at the end of each wave. Take advantage of augments, temporary effects and resource shipments by choosing the reward that fits your strategy.
  
• Receive ore by defeating enemies and building ore mines. Use it to build new structures, and repair and upgrade existing ones. Balance your investments between defenses and resource production.
  
• Generate tech points by building weapon factories, chemical laboratories and science facilities. Decide which resources you need the most, and protect your production buildings from the attackers.
  
• Spend resources to upgrade your structures and enhance their properties, or upgrade them into new building types.
  
• Receive augments as rewards, and install them on your structures to take advantage of their unique bonuses. Choosing the right augments for your strategy is essential.
  
• Use skills during battle to support your defenses in a pinch. Upgrade your skills with ore and enhance them with augments.
  
• The game is played in short sessions, and each run is different from the last. Earn experience by surviving more waves and unlock new base types for future runs.
  
• Unlock optional gameplay modifiers, which will give you one advantage and one disadvantage. Use various combinations of modifiers to alter the gameplay and enable all kinds of new strategies.
  
• Unlock harder difficulty modes, which affect the enemies' evolution process. Survive as long as possible against overwhelming odds by exploiting every weakness you can.
  
• View and analyze detailed statistics of your runs, and earn medals by completing optional challenges.