Additions

• Steam achievements
  
• Unlockable guns
  
• New rooms
  
• Booster pad, available in level editor
  
• Controls reference in pause menu
  
• More and improved SFX
  
• Black bars at the edge of rooms
  
• Mouseover tooltips for stats and abilities
  
• A judgy little emoticon
  
• One whole new ability
  

Adjustments

• Improved the title screen
  
• Improved some rooms
  
• Minor change to the cost of abilities and extra lives
  
• Improved the Missile's homing capabilities
  
• Tanks that die from fire will some some fire of their own behind
  
• Player stats have been moved to the corners of the screen
  
• Kills shown at the end of a run will scroll
  
• The Start button on a controller will now start the game if everyone is ready
  
• One way shields in the level editor are easier to manage
  

Bugfixes

• Fire SFX no longer continues to play when the game is paused
  
• Dying while choosing a reward will properly remove the reward options
  
• Fixed a performance issue with some particle effects
  
• Enemy turrets no longer occasionally effected by some mystery colliders
  
• The Gauss Laser ability destroys bullets as it should
  
• The Speed Boost ability damages enemies as it should
  
• The Barrel Drop ability works again
  
• Fixed a bug that stopped ghost players from respawning
  
• The one way shield and booster pad properly deselect in the level editor