New enemy bullet effects
New quad damage pickup item
New enemy explosion effects
New environment enhancements
New reworked enemy AI
Newly rebalanced traps
New Trap stats info in trap UI
New Damage Per shot attribute in gun info UI

New Jetpack Inferno item
Updated Chinese and Japanese Localizations
New ability to save game and return to it later
Gun pods now appear in non-defense rooms
added team health viewing in multiplayer
new environment enhancements and interactables
updated enemy graphics
Lots of balancing
Local co-op fixes

New Couch Co-Op game mode!
New tutorial song
Updated Soundtrack DLC
New Poison machine gun
New Radioactive gun
New Landmines
New Boomerang bullets
New deadly traps item
New item delivery
New master salesman item
New poison grenades
Updated multiplayer and failed UI
New reworked input system and bindings
More multiplayer fixes

New Secret unlockable planet available (no spoilers)
A ton of multiplayer fixes, multiplayer is much smoother now
New A-star gun
New Staple gun
New auto-wallet item
Added ability to revive dead players in multiplayer
Many other bug fixes and tweaks

New Light Sword melee weapon
New Type100 gun
New Light Zapper gun
New Gun delivery item
Changed “start attack now” button and added the ability to remove traps with the cancel button
New editable control binding for second pod gun
add ability to clear quick set guns
New enemy boss voices
Newly updated rooms

New Corporate Planet!
New Playable character: The Suit
New Snail bullets
New Deck of cards weapon
New Kar98k gun
Many new enemies and bosses
New original music tracks
Many multiplayer fixes
Many other bug fixes and improvements

New PM58R gun
New Pocket Pistol
New Thompson Gun
New Trap Regeneration item
New character voices
New speed run sidequests
Many other fixes and tweaks

New Nuclear Power Plant level!
New unlockable character: The Scientist
Rescuees now join you in your main ship, what will they have to say?
Rescuees will now come back to help you fight on later levels
New electric grenades
New Weed sprayer gun
New Starwing gun
Many new endings
Many new enemies, including new ammo draining type.
Win streak leaderboards fixed
Added DPS, ammo, range, reload time info for all guns in Info UI
Upgraded planetary exploration map effects
Many other bug fixes and tweaks

• New Fire Machine Gun
  
• New Throwing Stones
  
• New Ice Pistol
  
• New Pod Protection item
  
• Extended sniper mode controls for more visibility (hold ctrl or right stick)
  
• New Marathon bullets item
  
• Added more time for placing traps
  
• Reworked and improved UIs
  
• Many bug fixes
  
• Added more localization