New

• Added a ceiling that buildings can be built on
  
• Added a new type of buildings - traps
  
• Added Jetpack: activated when double jumping
  

Improvements / Changes

• Returned the first-person perspective in the desktop version
  
• Now random additional weapons will be added on waves 4 and 8
  
• Now, always research random skills if the queue is empty in the Research Center
  
• The reward is now fixed for each wave
  
• Improved balance
  

Fixes

• Fixed some bugs