Published:Upgrades (Tower Fortress)

Upgrades are collectible items in the game Tower Fortress that grant passive buffs to the player.

Game information

Upgrades are always located in the upgrades area at the end of each level and require a key to access. The player can choose one of three randomised upgrades, and jump inside its container to grab it and continue to the next level. Once obtained, upgrades will appear in the user interface.

• Upgrades from Double Spin from Swift Boots were introduced in the First Content Update

Upgrade	UI	In-game description	Notes
Killshot		some kills give ammo
Armor Fix		gain full HP
Revive		on first death you will live again	Fully heals the player on revival Once revived, the UI icon will change to indicate that the effect is no longer active
Grapple		no slipping on walls letting you shoot
Spike Orb		damaging spike ball circles around you	The orb does one revolution every 1.5 seconds, dealing 1 contact damage to enemies
Cloak Armor		increase invincibility time after hit
Blast Boots		higher jumps with blast	Every normal jump fires two bullets downwards that go through obstacles
Extra Spin		+1 spin damage
Gun Boost		+1 gun damage
Magnet		attract pickups
Big Mags		full ammo +25 max	The ammo cap is raised for every subsequent weapon the player uses
Hard Boots		safely stand on spikes	Does not prevent damage from wall or ceilings spikes
Full Service		gain 1 HP and 15 ammo
Goo Patch		consume 40 enemy blobs for +1 HP
Reshaper		some enemy blobs give ammo
Glue Boots		no knockback
Poison		enemy hitting you is damaged
Lucky Leaf		increase medipack drop rate
Piercer		piercing bullets
Hard Shell		+1 max HP	The added HP container will be empty
Double Spin		first jump is also a spin jump	This accounts for wall jumps as well
Easy Fix		health pickups restores 2 HP
Overheat		when at 1 HP, +2 gun damage
Bullet Time		slow down enemy bullets
Swift Boots		movement speed up